Rank
|
Page title
|
Views
|
Daily average
|
Assessment
|
Importance
|
1
|
Computer
|
172,928
|
5,764
|
B
|
High
|
2
|
Sam Brinton
|
133,064
|
4,435
|
Start
|
Low
|
3
|
Nuclear weapon
|
122,924
|
4,097
|
C
|
High
|
4
|
Harrison Ruffin Tyler
|
102,807
|
3,426
|
C
|
Low
|
5
|
Rex Tillerson
|
98,507
|
3,283
|
C
|
Mid
|
6
|
Massachusetts Institute of Technology
|
92,432
|
3,081
|
GA
|
Mid
|
7
|
Newton's laws of motion
|
87,756
|
2,925
|
B
|
Top
|
8
|
BMW B58
|
78,031
|
2,601
|
C
|
Low
|
9
|
Honda K engine
|
76,674
|
2,555
|
C
|
Low
|
10
|
Cloud computing
|
75,121
|
2,504
|
C
|
Mid
|
11
|
Airbus A321neo
|
72,774
|
2,425
|
C
|
Low
|
12
|
Technology
|
71,949
|
2,398
|
B
|
Top
|
13
|
Metric prefix
|
70,755
|
2,358
|
C
|
Unknown
|
14
|
HDMI
|
67,864
|
2,262
|
B
|
Mid
|
15
|
Internet of things
|
63,027
|
2,100
|
B
|
High
|
16
|
Programmer
|
62,888
|
2,096
|
C
|
Mid
|
17
|
Murphy's law
|
56,968
|
1,898
|
C
|
Low
|
18
|
Larsen & Toubro
|
56,403
|
1,880
|
C
|
High
|
19
|
Dirac delta function
|
53,777
|
1,792
|
GA
|
High
|
20
|
Dyson sphere
|
52,228
|
1,740
|
C
|
Mid
|
21
|
Trinity (nuclear test)
|
51,804
|
1,726
|
FA
|
Top
|
22
|
Little Boy
|
50,924
|
1,697
|
GA
|
High
|
23
|
Indian Institutes of Technology
|
50,530
|
1,684
|
B
|
Mid
|
24
|
GameCube
|
50,502
|
1,683
|
B
|
Low
|
25
|
Entropy (information theory)
|
49,947
|
1,664
|
C
|
High
|
26
|
Ford Model T
|
48,088
|
1,602
|
B
|
Low
|
27
|
Aldgate Pump
|
46,137
|
1,537
|
Start
|
Low
|
28
|
Torque
|
45,989
|
1,532
|
B
|
Mid
|
29
|
Steam engine
|
44,062
|
1,468
|
C
|
High
|
30
|
International Organization for Standardization
|
43,988
|
1,466
|
C
|
Mid
|
31
|
IP code
|
43,819
|
1,460
|
C
|
Mid
|
32
|
Hard disk drive
|
43,318
|
1,443
|
B
|
High
|
33
|
Fat Man
|
42,650
|
1,421
|
GA
|
High
|
34
|
The O2 Arena
|
42,479
|
1,415
|
C
|
Low
|
35
|
Robot
|
41,710
|
1,390
|
B
|
Top
|
36
|
Ideal gas law
|
41,084
|
1,369
|
C
|
Mid
|
37
|
Solid-state drive
|
40,970
|
1,365
|
C
|
Mid
|
38
|
Engineering
|
40,621
|
1,354
|
C
|
Top
|
39
|
Civil engineering
|
39,775
|
1,325
|
C
|
Top
|
40
|
Mechanical engineering
|
39,753
|
1,325
|
B
|
Top
|
41
|
Diesel engine
|
38,077
|
1,269
|
C
|
Mid
|
42
|
Continuously variable transmission
|
37,033
|
1,234
|
C
|
Mid
|
43
|
Hyperloop
|
36,655
|
1,221
|
C
|
High
|
44
|
Electric motor
|
36,458
|
1,215
|
C
|
High
|
45
|
Intellectual property
|
36,447
|
1,214
|
B
|
Top
|
46
|
Momentum
|
36,389
|
1,212
|
B
|
Top
|
47
|
Technology readiness level
|
36,269
|
1,208
|
C
|
Mid
|
48
|
Heating, ventilation, and air conditioning
|
35,893
|
1,196
|
C
|
High
|
49
|
Enterprise resource planning
|
35,741
|
1,191
|
B
|
Mid
|
50
|
Nuclear warfare
|
35,009
|
1,166
|
C
|
High
|
51
|
Tire
|
34,259
|
1,141
|
C
|
Low
|
52
|
Fourth Industrial Revolution
|
34,191
|
1,139
|
C
|
Low
|
53
|
Self-driving car
|
34,181
|
1,139
|
B
|
Top
|
54
|
Electrical engineering
|
33,879
|
1,129
|
B
|
Top
|
55
|
Glock switch
|
33,867
|
1,128
|
C
|
Low
|
56
|
Diesel fuel
|
33,815
|
1,127
|
C
|
Mid
|
57
|
BMW N55
|
33,721
|
1,124
|
C
|
Low
|
58
|
Optical fiber
|
33,017
|
1,100
|
B
|
Mid
|
59
|
Erie Canal
|
32,981
|
1,099
|
C
|
Mid
|
60
|
Laptop
|
32,376
|
1,079
|
C
|
Mid
|
61
|
Nuclear reactor
|
31,894
|
1,063
|
B
|
Mid
|
62
|
Noise pollution
|
31,547
|
1,051
|
C
|
Mid
|
63
|
5S (methodology)
|
30,707
|
1,023
|
Start
|
Low
|
64
|
Science, technology, engineering, and mathematics
|
30,610
|
1,020
|
C
|
Low
|
65
|
Carl Benz
|
30,121
|
1,004
|
C
|
High
|
66
|
BMW N52
|
30,083
|
1,002
|
C
|
Low
|
67
|
Phased array
|
30,012
|
1,000
|
C
|
Low
|
68
|
Thermodynamics
|
29,843
|
994
|
B
|
Unknown
|
69
|
Ferdinand Porsche
|
29,843
|
994
|
Start
|
Low
|
70
|
Printed circuit board
|
29,496
|
983
|
B
|
High
|
71
|
Air conditioning
|
29,114
|
970
|
C
|
Mid
|
72
|
Engine
|
28,893
|
963
|
C
|
High
|
73
|
Three-phase electric power
|
28,836
|
961
|
C
|
Low
|
74
|
WD-40
|
28,535
|
951
|
C
|
Low
|
75
|
Software engineering
|
27,932
|
931
|
C
|
Top
|
76
|
Francis Scott Key Bridge collapse
|
27,860
|
928
|
B
|
Mid
|
77
|
Adrian Newey
|
27,512
|
917
|
B
|
Low
|
78
|
Genetic engineering
|
27,447
|
914
|
GA
|
High
|
79
|
Nominal Pipe Size
|
27,418
|
913
|
Unknown
|
Unknown
|
80
|
AutoCAD
|
27,338
|
911
|
C
|
Mid
|
81
|
Aerospace engineering
|
27,293
|
909
|
C
|
Top
|
82
|
Honda L engine
|
27,112
|
903
|
C
|
Low
|
83
|
Computer-aided design
|
26,980
|
899
|
C
|
High
|
84
|
Toyota UZ engine
|
26,975
|
899
|
C
|
Low
|
85
|
CFM International CFM56
|
26,607
|
886
|
A
|
Low
|
86
|
Ceramic
|
26,483
|
882
|
B
|
Mid
|
87
|
BMW M52
|
26,471
|
882
|
Unknown
|
Unknown
|
88
|
O'Neill cylinder
|
26,222
|
874
|
C
|
Unknown
|
89
|
Taxonomy
|
25,808
|
860
|
Start
|
Low
|
90
|
BMW N63
|
25,667
|
855
|
C
|
Low
|
91
|
Nuclear weapons and Israel
|
25,476
|
849
|
B
|
Low
|
92
|
Numerical control
|
25,460
|
848
|
C
|
High
|
93
|
John DeLorean
|
25,437
|
847
|
B
|
High
|
94
|
Project management
|
25,117
|
837
|
B
|
High
|
95
|
Quantum logic gate
|
25,112
|
837
|
C
|
Unknown
|
96
|
Northeastern University
|
25,049
|
834
|
B
|
Low
|
97
|
Robotics
|
24,578
|
819
|
B
|
Top
|
98
|
Cummins
|
24,047
|
801
|
C
|
Mid
|
99
|
Ishikawa diagram
|
24,036
|
801
|
Start
|
Mid
|
100
|
Abdul Latif Rashid
|
23,907
|
796
|
Start
|
Low
|
101
|
Cast iron
|
23,764
|
792
|
C
|
Mid
|
102
|
SCADA
|
23,761
|
792
|
C
|
Mid
|
103
|
Institute of Electrical and Electronics Engineers
|
23,526
|
784
|
B
|
High
|
104
|
Web of Science
|
23,513
|
783
|
C
|
Low
|
105
|
Big data
|
23,393
|
779
|
B
|
High
|
106
|
Nuclear submarine
|
23,243
|
774
|
C
|
Unknown
|
107
|
Supercharger
|
23,228
|
774
|
C
|
Low
|
108
|
Minimum viable product
|
23,217
|
773
|
Start
|
High
|
109
|
Lean manufacturing
|
23,072
|
769
|
C
|
Mid
|
110
|
Parkinson's law
|
22,908
|
763
|
C
|
High
|
111
|
Gustave Eiffel
|
22,846
|
761
|
B
|
Mid
|
112
|
ISO metric screw thread
|
22,660
|
755
|
C
|
Mid
|
113
|
Scramjet
|
22,621
|
754
|
C
|
Low
|
114
|
Decision-making
|
22,444
|
748
|
C
|
Top
|
115
|
Twin-turbo
|
22,326
|
744
|
C
|
Low
|
116
|
Straight-six engine
|
22,166
|
738
|
C
|
Low
|
117
|
BMW N57
|
22,130
|
737
|
Start
|
Low
|
118
|
KISS principle
|
21,859
|
728
|
Start
|
High
|
119
|
Big Dig
|
21,795
|
726
|
B
|
Mid
|
120
|
Four-stroke engine
|
21,589
|
719
|
C
|
High
|
121
|
Engineer
|
21,432
|
714
|
C
|
Top
|
122
|
Hexagon
|
21,336
|
711
|
C
|
Low
|
123
|
Two-stroke engine
|
21,260
|
708
|
C
|
Mid
|
124
|
Weather modification
|
21,213
|
707
|
B
|
Low
|
125
|
Innovation
|
21,168
|
705
|
B
|
Top
|
126
|
CE marking
|
21,165
|
705
|
C
|
Mid
|
127
|
Flight airspeed record
|
20,880
|
696
|
C
|
Unknown
|
128
|
List of screw drives
|
20,865
|
695
|
List
|
Mid
|
129
|
Carburetor
|
20,819
|
693
|
C
|
Mid
|
130
|
BMW M50
|
20,799
|
693
|
C
|
Low
|
131
|
Oil platform
|
20,637
|
687
|
C
|
Mid
|
132
|
Systems engineering
|
20,584
|
686
|
B
|
High
|
133
|
Supply chain management
|
20,528
|
684
|
B
|
Mid
|
134
|
Mechatronics
|
20,423
|
680
|
Start
|
Mid
|
135
|
Boston Dynamics
|
20,150
|
671
|
C
|
Low
|
136
|
V12 engine
|
20,149
|
671
|
C
|
Mid
|
137
|
Jet engine
|
20,089
|
669
|
C
|
High
|
138
|
Stress–strain curve
|
19,979
|
665
|
Start
|
Unknown
|
139
|
Infrastructure
|
19,933
|
664
|
C
|
High
|
140
|
Drag (physics)
|
19,874
|
662
|
C
|
High
|
141
|
Thermal power station
|
19,840
|
661
|
C
|
High
|
142
|
Problem solving
|
19,641
|
654
|
C
|
High
|
143
|
Land speed record
|
19,564
|
652
|
C
|
Mid
|
144
|
Venturi effect
|
19,408
|
646
|
C
|
Mid
|
145
|
Citadel
|
19,403
|
646
|
C
|
Low
|
146
|
Metallurgy
|
19,381
|
646
|
C
|
Top
|
147
|
Planned obsolescence
|
19,347
|
644
|
Start
|
High
|
148
|
Prince engine
|
19,314
|
643
|
C
|
Low
|
149
|
Brick
|
19,177
|
639
|
C
|
Mid
|
150
|
Information security
|
19,175
|
639
|
B
|
High
|
151
|
Scopus
|
19,109
|
636
|
Start
|
Low
|
152
|
Active electronically scanned array
|
19,055
|
635
|
C
|
Low
|
153
|
Building information modeling
|
18,984
|
632
|
C
|
Mid
|
154
|
Risk management
|
18,583
|
619
|
C
|
High
|
155
|
Rolls-Royce Merlin
|
18,581
|
619
|
FA
|
High
|
156
|
Vannevar Bush
|
18,482
|
616
|
FA
|
Mid
|
157
|
Computer engineering
|
18,413
|
613
|
C
|
Top
|
158
|
Pro forma
|
18,262
|
608
|
Start
|
Mid
|
159
|
Timing belt (camshaft)
|
18,155
|
605
|
C
|
Mid
|
160
|
Analog computer
|
18,095
|
603
|
B
|
Low
|
161
|
Gianpiero Lambiase
|
17,899
|
596
|
Start
|
Low
|
162
|
List of BMW engines
|
17,894
|
596
|
List
|
Low
|
163
|
Law of triviality
|
17,769
|
592
|
C
|
Mid
|
164
|
Bachelor of Engineering
|
17,625
|
587
|
Start
|
Mid
|
165
|
Brushless DC electric motor
|
17,559
|
585
|
C
|
High
|
166
|
Steam turbine
|
17,471
|
582
|
C
|
Mid
|
167
|
Oil refinery
|
17,409
|
580
|
B
|
Mid
|
168
|
Space elevator
|
17,384
|
579
|
B
|
Mid
|
169
|
Carbon steel
|
17,369
|
578
|
C
|
High
|
170
|
Pareto efficiency
|
17,346
|
578
|
C
|
Mid
|
171
|
Rust
|
17,343
|
578
|
C
|
High
|
172
|
Crane (machine)
|
17,294
|
576
|
B
|
Mid
|
173
|
Power factor
|
17,158
|
571
|
B
|
Low
|
174
|
Do it yourself
|
17,149
|
571
|
C
|
Low
|
175
|
Ramjet
|
17,067
|
568
|
C
|
Low
|
176
|
Fluid dynamics
|
16,872
|
562
|
B
|
High
|
177
|
SAE 304 stainless steel
|
16,721
|
557
|
C
|
Low
|
178
|
Automation
|
16,578
|
552
|
B
|
High
|
179
|
IIT Bombay
|
16,528
|
550
|
C
|
Mid
|
180
|
Rebar
|
16,512
|
550
|
C
|
High
|
181
|
Materials science
|
16,501
|
550
|
B
|
Top
|
182
|
Gear
|
16,187
|
539
|
B
|
High
|
183
|
IIT Kharagpur
|
16,072
|
535
|
B
|
Mid
|
184
|
Fatberg
|
16,055
|
535
|
Start
|
Low
|
185
|
Failure mode and effects analysis
|
15,961
|
532
|
C
|
High
|
186
|
Mobile device
|
15,945
|
531
|
Start
|
Low
|
187
|
Wrought iron
|
15,897
|
529
|
C
|
Mid
|
188
|
Gartner hype cycle
|
15,868
|
528
|
C
|
Mid
|
189
|
Operations research
|
15,801
|
526
|
C
|
High
|
190
|
Excavator
|
15,770
|
525
|
C
|
Unknown
|
191
|
AECOM
|
15,536
|
517
|
C
|
Low
|
192
|
Engineering drawing abbreviations and symbols
|
15,482
|
516
|
List
|
Low
|
193
|
Tungsten carbide
|
15,350
|
511
|
B
|
Mid
|
194
|
Industrial engineering
|
15,117
|
503
|
Start
|
High
|
195
|
Lever
|
15,041
|
501
|
B
|
Mid
|
196
|
Volvo Engine Architecture
|
15,007
|
500
|
List
|
Low
|
197
|
Simple machine
|
14,914
|
497
|
C
|
High
|
198
|
High availability
|
14,896
|
496
|
C
|
Low
|
199
|
Rudolf Diesel
|
14,852
|
495
|
C
|
Mid
|
200
|
Humanoid robot
|
14,848
|
494
|
C
|
Top
|
201
|
Millennium Dome
|
14,719
|
490
|
B
|
Mid
|
202
|
BMW N20
|
14,678
|
489
|
Unknown
|
Unknown
|
203
|
Cultured meat
|
14,655
|
488
|
B
|
Low
|
204
|
Brunel University of London
|
14,510
|
483
|
C
|
High
|
205
|
Chemical engineering
|
14,495
|
483
|
B
|
Top
|
206
|
Actuator
|
14,467
|
482
|
Start
|
Low
|
207
|
WSP Global
|
14,429
|
480
|
Start
|
High
|
208
|
Composite material
|
14,425
|
480
|
C
|
High
|
209
|
Synchronous motor
|
14,386
|
479
|
C
|
High
|
210
|
Nissan MR engine
|
14,375
|
479
|
Start
|
Low
|
211
|
Carnot cycle
|
14,285
|
476
|
B
|
Mid
|
212
|
Escorts Kubota Limited
|
14,210
|
473
|
Start
|
Unknown
|
213
|
Project Habakkuk
|
14,147
|
471
|
C
|
Low
|
214
|
Bulldozer
|
14,100
|
470
|
Start
|
High
|
215
|
Dipole antenna
|
14,004
|
466
|
B
|
Mid
|
216
|
Von Mises yield criterion
|
13,952
|
465
|
Start
|
Mid
|
217
|
Otis Worldwide
|
13,933
|
464
|
Start
|
Unknown
|
218
|
Epicyclic gearing
|
13,876
|
462
|
B
|
Mid
|
219
|
Diffusion of innovations
|
13,835
|
461
|
C
|
Mid
|
220
|
Audio engineer
|
13,778
|
459
|
C
|
Mid
|
221
|
Blueprint
|
13,768
|
458
|
Start
|
High
|
222
|
Radioactive waste
|
13,603
|
453
|
B
|
Low
|
223
|
Motor oil
|
13,564
|
452
|
C
|
Low
|
224
|
Antenna (radio)
|
13,522
|
450
|
C
|
Low
|
225
|
Car suspension
|
13,514
|
450
|
C
|
High
|
226
|
BMW B57
|
13,495
|
449
|
Start
|
Low
|
227
|
Hydraulics
|
13,474
|
449
|
C
|
Top
|
228
|
Slag
|
13,321
|
444
|
C
|
Low
|
229
|
AtkinsRéalis
|
13,256
|
441
|
C
|
Low
|
230
|
Maintenance
|
13,194
|
439
|
C
|
High
|
231
|
Biomedical engineering
|
13,190
|
439
|
B
|
Top
|
232
|
Pump
|
13,095
|
436
|
Start
|
High
|
233
|
Rube Goldberg
|
13,064
|
435
|
C
|
Mid
|
234
|
Smelting
|
13,054
|
435
|
C
|
Low
|
235
|
Euclidean vector
|
13,026
|
434
|
B
|
Low
|
236
|
Risk
|
12,967
|
432
|
C
|
Top
|
237
|
Impulse (physics)
|
12,919
|
430
|
Start
|
High
|
238
|
Clutch
|
12,897
|
429
|
C
|
Mid
|
239
|
SolidWorks
|
12,877
|
429
|
Start
|
Low
|
240
|
Bastion fort
|
12,862
|
428
|
Start
|
Unknown
|
241
|
Slate
|
12,826
|
427
|
Start
|
Low
|
242
|
Spinning jenny
|
12,819
|
427
|
Start
|
High
|
243
|
Santiago Calatrava
|
12,695
|
423
|
C
|
High
|
244
|
Van
|
12,675
|
422
|
Start
|
Low
|
245
|
Molten-salt reactor
|
12,670
|
422
|
B
|
Unknown
|
246
|
Dick Strawbridge
|
12,571
|
419
|
C
|
Low
|
247
|
Shock absorber
|
12,569
|
418
|
C
|
Mid
|
248
|
Archimedes' screw
|
12,553
|
418
|
C
|
Low
|
249
|
Isometric projection
|
12,487
|
416
|
Start
|
Mid
|
250
|
Limited-slip differential
|
12,467
|
415
|
C
|
Low
|
251
|
Piston
|
12,328
|
410
|
C
|
High
|
252
|
Run-flat tire
|
12,324
|
410
|
C
|
Low
|
253
|
TDI (engine)
|
12,250
|
408
|
Start
|
Mid
|
254
|
Sustainable energy
|
12,241
|
408
|
FA
|
High
|
255
|
Rocket engine
|
12,214
|
407
|
C
|
Mid
|
256
|
Power steering
|
12,204
|
406
|
C
|
Low
|
257
|
Rockwell scale
|
12,161
|
405
|
C
|
High
|
258
|
Ringworld
|
12,143
|
404
|
B
|
Low
|
259
|
Hex key
|
12,138
|
404
|
C
|
Mid
|
260
|
Cryogenics
|
12,109
|
403
|
C
|
Mid
|
261
|
Hammer
|
12,035
|
401
|
C
|
Mid
|
262
|
Common rail
|
12,025
|
400
|
C
|
Mid
|
263
|
Waterfall model
|
12,022
|
400
|
C
|
Mid
|
264
|
Petroleum industry
|
12,021
|
400
|
C
|
Low
|
265
|
Hero of Alexandria
|
11,982
|
399
|
C
|
Mid
|
266
|
Pulley
|
11,963
|
398
|
C
|
Top
|
267
|
Barry Voight
|
11,948
|
398
|
FA
|
Low
|
268
|
Aluminium alloy
|
11,925
|
397
|
C
|
High
|
269
|
Camshaft
|
11,909
|
396
|
B
|
Mid
|
270
|
Diorama
|
11,908
|
396
|
C
|
Low
|
271
|
List of engineering branches
|
11,868
|
395
|
List
|
Low
|
272
|
Circular motion
|
11,864
|
395
|
C
|
Mid
|
273
|
Arup Group
|
11,824
|
394
|
Start
|
Mid
|
274
|
Equations of motion
|
11,822
|
394
|
B
|
Mid
|
275
|
Diesel particulate filter
|
11,822
|
394
|
C
|
Low
|
276
|
List of megaprojects
|
11,822
|
394
|
List
|
Unknown
|
277
|
Combined cycle power plant
|
11,792
|
393
|
B
|
High
|
278
|
Root cause analysis
|
11,680
|
389
|
C
|
Mid
|
279
|
Scram
|
11,632
|
387
|
C
|
Low
|
280
|
Servomotor
|
11,616
|
387
|
Start
|
Unknown
|
281
|
Project Plowshare
|
11,594
|
386
|
C
|
Low
|
282
|
Ciudad Juárez cobalt-60 contamination incident
|
11,484
|
382
|
C
|
Low
|
283
|
Stepper motor
|
11,362
|
378
|
C
|
Unknown
|
284
|
Aisin–Toyota 8-speed automatic transmission
|
11,353
|
378
|
Unknown
|
Unknown
|
285
|
Heavy equipment
|
11,345
|
378
|
C
|
High
|
286
|
Aqueduct (water supply)
|
11,312
|
377
|
C
|
Low
|
287
|
Subaru WRX STI
|
11,291
|
376
|
Unknown
|
Unknown
|
288
|
Turbo-diesel
|
11,268
|
375
|
C
|
Mid
|
289
|
Garlin Gilchrist
|
11,180
|
372
|
C
|
Low
|
290
|
PSA EW/DW engine
|
11,169
|
372
|
C
|
Low
|
291
|
Simulation
|
11,149
|
371
|
B
|
Mid
|
292
|
Creep (deformation)
|
11,086
|
369
|
B
|
Low
|
293
|
The purpose of a system is what it does
|
11,065
|
368
|
Start
|
Low
|
294
|
Turbine
|
11,026
|
367
|
C
|
High
|
295
|
Proof of concept
|
10,975
|
365
|
Start
|
High
|
296
|
Revolutions per minute
|
10,942
|
364
|
Start
|
Mid
|
297
|
Robotic process automation
|
10,895
|
363
|
Start
|
Low
|
298
|
Baykar Bayraktar TB3
|
10,719
|
357
|
Start
|
Unknown
|
299
|
Hilti
|
10,664
|
355
|
Start
|
Unknown
|
300
|
Neuromorphic computing
|
10,655
|
355
|
B
|
Low
|
301
|
Yagi–Uda antenna
|
10,633
|
354
|
C
|
Low
|
302
|
Royal Engineers
|
10,622
|
354
|
C
|
Low
|
303
|
Master of Engineering
|
10,601
|
353
|
Start
|
High
|
304
|
Poka-yoke
|
10,569
|
352
|
Start
|
High
|
305
|
Bagger 288
|
10,527
|
350
|
Start
|
Mid
|
306
|
Analysis paralysis
|
10,477
|
349
|
C
|
High
|
307
|
Colossus computer
|
10,434
|
347
|
B
|
Unknown
|
308
|
Aerodynamics
|
10,427
|
347
|
B
|
Top
|
309
|
BMW N62
|
10,426
|
347
|
C
|
Low
|
310
|
Aerospike engine
|
10,404
|
346
|
C
|
Mid
|
311
|
Mini Moke
|
10,335
|
344
|
B
|
Low
|
312
|
Right to repair
|
10,316
|
343
|
B
|
Unknown
|
313
|
Atkinson cycle
|
10,309
|
343
|
C
|
High
|
314
|
AGA cooker
|
10,306
|
343
|
Start
|
Low
|
315
|
Seasteading
|
10,296
|
343
|
Start
|
Low
|
316
|
Crankcase ventilation system
|
10,287
|
342
|
C
|
Low
|
317
|
Kiln
|
10,284
|
342
|
C
|
High
|
318
|
Compression ratio
|
10,249
|
341
|
C
|
Low
|
319
|
BMW N46
|
10,217
|
340
|
Unknown
|
Unknown
|
320
|
X band
|
10,176
|
339
|
C
|
Mid
|
321
|
Pipeline
|
10,158
|
338
|
B
|
Mid
|
322
|
Biological engineering
|
10,154
|
338
|
C
|
High
|
323
|
Rack and pinion
|
10,123
|
337
|
C
|
Mid
|
324
|
Throttle
|
10,107
|
336
|
C
|
Mid
|
325
|
IIT Delhi
|
10,075
|
335
|
C
|
Mid
|
326
|
Regenerative braking
|
10,074
|
335
|
C
|
Low
|
327
|
Tuned mass damper
|
10,056
|
335
|
C
|
Mid
|
328
|
Electronic engineering
|
10,038
|
334
|
C
|
High
|
329
|
Climate engineering
|
10,009
|
333
|
B
|
Mid
|
330
|
Mass production
|
9,983
|
332
|
C
|
Mid
|
331
|
Coandă effect
|
9,962
|
332
|
C
|
Low
|
332
|
Overhead valve engine
|
9,958
|
331
|
C
|
Mid
|
333
|
Straight-three engine
|
9,942
|
331
|
Start
|
Mid
|
334
|
Structural integrity and failure
|
9,918
|
330
|
C
|
Unknown
|
335
|
Snap-on
|
9,867
|
328
|
C
|
Low
|
336
|
Vilfredo Pareto
|
9,824
|
327
|
C
|
Low
|
337
|
Project management triangle
|
9,809
|
326
|
Start
|
Unknown
|
338
|
Project
|
9,770
|
325
|
Start
|
Top
|
339
|
Boiler
|
9,770
|
325
|
C
|
High
|
340
|
Material
|
9,760
|
325
|
Start
|
Low
|
341
|
Wheelbase
|
9,726
|
324
|
Start
|
Unknown
|
342
|
Electronic circuit
|
9,679
|
322
|
C
|
Low
|
343
|
Peter Madsen
|
9,679
|
322
|
C
|
Low
|
344
|
Volvo D5 engine
|
9,651
|
321
|
Start
|
Low
|
345
|
Chemical industry
|
9,624
|
320
|
Start
|
High
|
346
|
Bloodhound LSR
|
9,609
|
320
|
C
|
Low
|
347
|
BMW M30
|
9,563
|
318
|
C
|
Low
|
348
|
Optical disc
|
9,533
|
317
|
C
|
Unknown
|
349
|
Synergy
|
9,507
|
316
|
C
|
High
|
350
|
Bill of materials
|
9,465
|
315
|
Start
|
Mid
|
351
|
Bluing (steel)
|
9,448
|
314
|
C
|
Low
|
352
|
IIT Kanpur
|
9,432
|
314
|
C
|
Mid
|
353
|
Drag reduction system
|
9,417
|
313
|
C
|
Low
|
354
|
Aerospace
|
9,407
|
313
|
C
|
High
|
355
|
Forging
|
9,401
|
313
|
B
|
Mid
|
356
|
Daniel Gabriel Fahrenheit
|
9,370
|
312
|
C
|
Low
|
357
|
Vibration
|
9,351
|
311
|
B
|
High
|
358
|
Chrysler B engine
|
9,310
|
310
|
Start
|
Low
|
359
|
Master–slave (technology)
|
9,304
|
310
|
Start
|
Mid
|
360
|
Cogeneration
|
9,263
|
308
|
Start
|
Low
|
361
|
ASTM International
|
9,261
|
308
|
C
|
Mid
|
362
|
Monkey wrench
|
9,219
|
307
|
Start
|
Low
|
363
|
Monocoque
|
9,205
|
306
|
C
|
High
|
364
|
Lateral thinking
|
9,159
|
305
|
C
|
Mid
|
365
|
Engine knocking
|
9,106
|
303
|
C
|
Low
|
366
|
Pagani Utopia
|
9,094
|
303
|
Unknown
|
Unknown
|
367
|
Andrea Stella (engineer)
|
9,024
|
300
|
Start
|
Low
|
368
|
Surface roughness
|
8,961
|
298
|
C
|
Low
|
369
|
Fatigue (material)
|
8,924
|
297
|
C
|
High
|
370
|
XY problem
|
8,906
|
296
|
Start
|
Low
|
371
|
List of commercial nuclear reactors
|
8,901
|
296
|
List
|
Low
|
372
|
Wrench
|
8,892
|
296
|
C
|
High
|
373
|
Compact crossover SUV
|
8,876
|
295
|
C
|
Low
|
374
|
Otto cycle
|
8,872
|
295
|
C
|
High
|
375
|
Railway speed record
|
8,865
|
295
|
List
|
Unknown
|
376
|
Rankine scale
|
8,851
|
295
|
C
|
Low
|
377
|
Gigafactory Nevada
|
8,834
|
294
|
C
|
Low
|
378
|
The O2
|
8,822
|
294
|
B
|
Mid
|
379
|
Textile industry
|
8,805
|
293
|
Start
|
High
|
380
|
Huygens–Fresnel principle
|
8,746
|
291
|
C
|
Low
|
381
|
Groq
|
8,744
|
291
|
C
|
Low
|
382
|
Gas tungsten arc welding
|
8,740
|
291
|
FA
|
Mid
|
383
|
Brainstorming
|
8,736
|
291
|
Start
|
High
|
384
|
Anchor escapement
|
8,733
|
291
|
B
|
High
|
385
|
Combat engineer
|
8,677
|
289
|
Start
|
Mid
|
386
|
BMW S85
|
8,673
|
289
|
Start
|
Unknown
|
387
|
Assembly line
|
8,667
|
288
|
C
|
Mid
|
388
|
Engineering drawing
|
8,659
|
288
|
C
|
Low
|
389
|
Ayao Komatsu
|
8,643
|
288
|
Start
|
Low
|
390
|
Heat recovery ventilation
|
8,623
|
287
|
C
|
Low
|
391
|
Nikolai Fomin
|
8,581
|
286
|
Start
|
Unknown
|
392
|
Brayton cycle
|
8,558
|
285
|
C
|
Low
|
393
|
Plumb bob
|
8,555
|
285
|
Start
|
Unknown
|
394
|
Julie Payette
|
8,536
|
284
|
B
|
Low
|
395
|
Unobtainium
|
8,528
|
284
|
C
|
Low
|
396
|
Rover V8 engine
|
8,518
|
283
|
C
|
Low
|
397
|
Straight-five engine
|
8,484
|
282
|
C
|
Low
|
398
|
List of vehicle speed records
|
8,477
|
282
|
List
|
Unknown
|
399
|
General Electric Company
|
8,473
|
282
|
Start
|
Low
|
400
|
Pykrete
|
8,425
|
280
|
C
|
Low
|
401
|
SAE International
|
8,418
|
280
|
C
|
Unknown
|
402
|
AST SpaceMobile
|
8,411
|
280
|
Start
|
Low
|
403
|
Toyota M engine
|
8,348
|
278
|
List
|
Low
|
404
|
Thermal energy storage
|
8,260
|
275
|
Start
|
Unknown
|
405
|
MAP sensor
|
8,212
|
273
|
Start
|
Low
|
406
|
Breakwater (structure)
|
8,201
|
273
|
Start
|
High
|
407
|
List of IEC standards
|
8,195
|
273
|
List
|
Unknown
|
408
|
Telford
|
8,177
|
272
|
B
|
Mid
|
409
|
Stopwatch
|
8,166
|
272
|
Start
|
Unknown
|
410
|
Iron Ring
|
8,162
|
272
|
C
|
Low
|
411
|
BMW M20
|
8,161
|
272
|
C
|
Low
|
412
|
Coso artifact
|
8,084
|
269
|
Start
|
Low
|
413
|
Concept map
|
8,072
|
269
|
C
|
Mid
|
414
|
Biomimetics
|
8,062
|
268
|
C
|
High
|
415
|
Fibre-reinforced plastic
|
8,048
|
268
|
Start
|
Low
|
416
|
List of ISO standards
|
8,031
|
267
|
List
|
Low
|
417
|
Drill
|
8,025
|
267
|
C
|
Mid
|
418
|
Biochemical oxygen demand
|
7,973
|
265
|
C
|
Mid
|
419
|
Speed tape
|
7,958
|
265
|
Start
|
Mid
|
420
|
Global Airlines
|
7,935
|
264
|
Unknown
|
Unknown
|
421
|
O-ring
|
7,879
|
262
|
C
|
Mid
|
422
|
Geometric dimensioning and tolerancing
|
7,834
|
261
|
Unknown
|
Unknown
|
423
|
Synthetic biology
|
7,832
|
261
|
B
|
Unknown
|
424
|
Turbo encabulator
|
7,816
|
260
|
C
|
Unknown
|
425
|
History of the petroleum industry
|
7,815
|
260
|
C
|
Low
|
426
|
Volvo Redblock Engine
|
7,797
|
259
|
Start
|
Low
|
427
|
Start-stop system
|
7,788
|
259
|
C
|
Low
|
428
|
Crowbar
|
7,753
|
258
|
Start
|
Mid
|
429
|
Mercedes-Benz OM648 engine
|
7,746
|
258
|
Start
|
Low
|
430
|
Piping and plumbing fitting
|
7,728
|
257
|
C
|
Mid
|
431
|
Near and far field
|
7,673
|
255
|
C
|
High
|
432
|
Avro Canada VZ-9 Avrocar
|
7,662
|
255
|
C
|
Low
|
433
|
Refractory
|
7,630
|
254
|
B
|
Low
|
434
|
Brake fluid
|
7,618
|
253
|
C
|
Mid
|
435
|
BMW M43
|
7,610
|
253
|
Unknown
|
Unknown
|
436
|
Project manager
|
7,604
|
253
|
Start
|
Unknown
|
437
|
Statistical process control
|
7,584
|
252
|
C
|
Unknown
|
438
|
Spring (device)
|
7,583
|
252
|
Start
|
High
|
439
|
Fissile material
|
7,582
|
252
|
C
|
Low
|
440
|
Powertrain layout
|
7,582
|
252
|
C
|
Low
|
441
|
Error
|
7,568
|
252
|
Start
|
High
|
442
|
SAE steel grades
|
7,563
|
252
|
List
|
Low
|
443
|
Metamaterial
|
7,504
|
250
|
B
|
Low
|
444
|
Drivetrain
|
7,499
|
249
|
Start
|
Low
|
445
|
Engine displacement
|
7,484
|
249
|
Start
|
Low
|
446
|
Plain bearing
|
7,472
|
249
|
C
|
Mid
|
447
|
Engineering design process
|
7,472
|
249
|
Start
|
High
|
448
|
Product lifecycle
|
7,467
|
248
|
Start
|
Mid
|
449
|
Volkswagen Bora
|
7,455
|
248
|
Unknown
|
Unknown
|
450
|
International Standard Atmosphere
|
7,446
|
248
|
C
|
Mid
|
451
|
Daisy chain (electrical engineering)
|
7,443
|
248
|
Start
|
Low
|
452
|
Hardness
|
7,411
|
247
|
C
|
High
|
453
|
History of water supply and sanitation
|
7,391
|
246
|
B
|
Low
|
454
|
Six Thinking Hats
|
7,337
|
244
|
C
|
Mid
|
455
|
Environmental engineering
|
7,322
|
244
|
C
|
Top
|
456
|
Overdrive (mechanics)
|
7,291
|
243
|
C
|
Low
|
457
|
Ventilation (architecture)
|
7,268
|
242
|
Start
|
Low
|
458
|
Electromechanics
|
7,232
|
241
|
Start
|
High
|
459
|
Angle of list
|
7,215
|
240
|
Stub
|
Unknown
|
460
|
SCART
|
7,208
|
240
|
Start
|
Unknown
|
461
|
ISO 26262
|
7,196
|
239
|
Start
|
Low
|
462
|
Benchmarking
|
7,188
|
239
|
Start
|
Mid
|
463
|
Flange
|
7,168
|
238
|
Unknown
|
Unknown
|
464
|
Cost–benefit analysis
|
7,168
|
238
|
B
|
High
|
465
|
Aeronautics
|
7,164
|
238
|
C
|
High
|
466
|
Central heating
|
7,164
|
238
|
B
|
High
|
467
|
BMW M12
|
7,152
|
238
|
C
|
Low
|
468
|
Front-wheel drive
|
7,141
|
238
|
B
|
Low
|
469
|
Richard Trevithick
|
7,126
|
237
|
C
|
Mid
|
470
|
Sequential manual transmission
|
7,106
|
236
|
C
|
Low
|
471
|
Flat engine
|
7,041
|
234
|
Start
|
Mid
|
472
|
Powder metallurgy
|
7,033
|
234
|
C
|
High
|
473
|
Mohr's circle
|
7,017
|
233
|
B
|
Mid
|
474
|
Control engineering
|
7,012
|
233
|
Start
|
Top
|
475
|
Austenitic stainless steel
|
7,003
|
233
|
C
|
Low
|
476
|
Hydrogen economy
|
7,002
|
233
|
B
|
Low
|
477
|
Embarrassingly parallel
|
7,001
|
233
|
Start
|
Low
|
478
|
Calibration
|
6,970
|
232
|
Start
|
Mid
|
479
|
Suitcase nuclear device
|
6,947
|
231
|
Start
|
Low
|
480
|
Synthetic oil
|
6,937
|
231
|
Start
|
Mid
|
481
|
Linear motor
|
6,878
|
229
|
Start
|
High
|
482
|
Constant-velocity joint
|
6,877
|
229
|
C
|
Low
|
483
|
Electrostatic discharge
|
6,873
|
229
|
Start
|
Unknown
|
484
|
Screw thread
|
6,863
|
228
|
C
|
High
|
485
|
Pareto front
|
6,862
|
228
|
Start
|
Unknown
|
486
|
Acura Integra (2022)
|
6,861
|
228
|
Unknown
|
Unknown
|
487
|
Efficiency
|
6,835
|
227
|
C
|
Mid
|
488
|
Francis Scott Key Bridge replacement
|
6,832
|
227
|
B
|
Low
|
489
|
Double-clutching (technique)
|
6,826
|
227
|
C
|
Low
|
490
|
Universal joint
|
6,821
|
227
|
Unknown
|
Unknown
|
491
|
Military engineering
|
6,818
|
227
|
C
|
Low
|
492
|
Fused filament fabrication
|
6,816
|
227
|
C
|
Unknown
|
493
|
Drilling rig
|
6,809
|
226
|
Start
|
Mid
|
494
|
BMW N43
|
6,786
|
226
|
Unknown
|
Unknown
|
495
|
Crankshaft position sensor
|
6,784
|
226
|
Start
|
Low
|
496
|
Quality management
|
6,777
|
225
|
C
|
Low
|
497
|
BMW N74
|
6,751
|
225
|
Start
|
Low
|
498
|
Diesel–electric powertrain
|
6,747
|
224
|
Start
|
Unknown
|
499
|
Automotive Safety Integrity Level
|
6,737
|
224
|
B
|
Low
|
500
|
Honda CR-V (fifth generation)
|
6,721
|
224
|
Unknown
|
Unknown
|
501
|
Hermetic seal
|
6,718
|
223
|
Start
|
Unknown
|
502
|
Futures studies
|
6,698
|
223
|
B
|
Low
|
503
|
Shape-memory alloy
|
6,688
|
222
|
C
|
Unknown
|
504
|
Fault tree analysis
|
6,676
|
222
|
C
|
Mid
|
505
|
Cylinder head
|
6,663
|
222
|
Start
|
Mid
|
506
|
Construction of the World Trade Center
|
6,644
|
221
|
FA
|
Mid
|
507
|
BMW 2 Series (G42)
|
6,640
|
221
|
C
|
Low
|
508
|
Hofstadter's law
|
6,630
|
221
|
Start
|
Mid
|
509
|
Amy Schneider
|
6,630
|
221
|
C
|
Low
|
510
|
Toyota K CVT transmission
|
6,609
|
220
|
Unknown
|
Unknown
|
511
|
V engine
|
6,607
|
220
|
Start
|
Mid
|
512
|
Nondestructive testing
|
6,599
|
219
|
Start
|
Low
|
513
|
Chimney
|
6,593
|
219
|
B
|
Mid
|
514
|
Direct Stream Digital
|
6,589
|
219
|
C
|
Unknown
|
515
|
RTFM
|
6,573
|
219
|
Start
|
Low
|
516
|
Allotropes of iron
|
6,547
|
218
|
C
|
Low
|
517
|
Ellen Ochoa
|
6,537
|
217
|
B
|
Low
|
518
|
Engineer's Ring
|
6,536
|
217
|
Start
|
Low
|
519
|
Power-to-weight ratio
|
6,519
|
217
|
C
|
Mid
|
520
|
Caterpillar D11
|
6,516
|
217
|
Start
|
Low
|
521
|
W12 engine
|
6,515
|
217
|
Start
|
Mid
|
522
|
Megastructure
|
6,508
|
216
|
Start
|
Unknown
|
523
|
Water speed record
|
6,472
|
215
|
C
|
Mid
|
524
|
VANOS
|
6,457
|
215
|
Start
|
Low
|
525
|
Spacecraft propulsion
|
6,432
|
214
|
Start
|
Unknown
|
526
|
Dirichlet boundary condition
|
6,432
|
214
|
Stub
|
Unknown
|
527
|
Chiller
|
6,427
|
214
|
C
|
Low
|
528
|
Automotive engineering
|
6,418
|
213
|
Start
|
Mid
|
529
|
Willis Carrier
|
6,408
|
213
|
C
|
Unknown
|
530
|
Factor of safety
|
6,407
|
213
|
C
|
Mid
|
531
|
Multistage rocket
|
6,406
|
213
|
Start
|
High
|
532
|
Charpy impact test
|
6,404
|
213
|
Start
|
Unknown
|
533
|
Structural engineering
|
6,401
|
213
|
B
|
Top
|
534
|
Werner von Siemens
|
6,371
|
212
|
C
|
Unknown
|
535
|
AWTF-80 SC
|
6,358
|
211
|
Unknown
|
Unknown
|
536
|
Nut (hardware)
|
6,346
|
211
|
C
|
High
|
537
|
Dry sump
|
6,343
|
211
|
C
|
Low
|
538
|
BMW S68
|
6,317
|
210
|
Start
|
Low
|
539
|
Avatr 11
|
6,306
|
210
|
Unknown
|
Unknown
|
540
|
Glitter
|
6,285
|
209
|
C
|
Mid
|
541
|
Fast-neutron reactor
|
6,277
|
209
|
C
|
Low
|
542
|
Quality control
|
6,274
|
209
|
C
|
High
|
543
|
Gasket
|
6,234
|
207
|
C
|
Low
|
544
|
Centrifugal pump
|
6,215
|
207
|
Start
|
Mid
|
545
|
Hydrogen embrittlement
|
6,213
|
207
|
Start
|
High
|
546
|
Ontario Fault Determination Rules
|
6,191
|
206
|
Unknown
|
Unknown
|
547
|
W16 engine
|
6,184
|
206
|
Start
|
Mid
|
548
|
Nose cone design
|
6,178
|
205
|
Start
|
Mid
|
549
|
Bolt (fastener)
|
6,155
|
205
|
Start
|
High
|
550
|
Idea
|
6,143
|
204
|
C
|
High
|
551
|
Torque wrench
|
6,131
|
204
|
C
|
High
|
552
|
Standing wave ratio
|
6,118
|
203
|
C
|
High
|
553
|
Turnkey
|
6,099
|
203
|
Start
|
Mid
|
554
|
Robert Kearns
|
6,088
|
202
|
C
|
Unknown
|
555
|
Conveyor belt
|
6,083
|
202
|
C
|
High
|
556
|
Brinell scale
|
6,081
|
202
|
Start
|
Mid
|
557
|
Locking differential
|
6,077
|
202
|
Start
|
Mid
|
558
|
Platform screen doors
|
6,068
|
202
|
C
|
Unknown
|
559
|
Risk assessment
|
6,063
|
202
|
C
|
Mid
|
560
|
State of the art
|
6,025
|
200
|
Start
|
High
|
561
|
Marine propulsion
|
6,002
|
200
|
C
|
Mid
|
562
|
Kilogram-force
|
5,990
|
199
|
C
|
Low
|
563
|
Pressure vessel
|
5,971
|
199
|
C
|
Mid
|
564
|
Vulnerability
|
5,971
|
199
|
C
|
Mid
|
565
|
Total quality management
|
5,962
|
198
|
C
|
Mid
|
566
|
Continual improvement process
|
5,953
|
198
|
Start
|
High
|
567
|
GAZ-31105
|
5,943
|
198
|
Unknown
|
Unknown
|
568
|
Eight disciplines problem solving
|
5,933
|
197
|
Start
|
Mid
|
569
|
Mechanical ventilation
|
5,922
|
197
|
B
|
Low
|
570
|
Volkswagen Group W-12 engine
|
5,921
|
197
|
C
|
Low
|
571
|
Pile driver
|
5,911
|
197
|
Start
|
Mid
|
572
|
Heat pipe
|
5,888
|
196
|
C
|
Low
|
573
|
Rate equation
|
5,884
|
196
|
C
|
Mid
|
574
|
Fastener
|
5,871
|
195
|
Start
|
High
|
575
|
Renovation
|
5,864
|
195
|
Start
|
Unknown
|
576
|
Winnie Byanyima
|
5,853
|
195
|
C
|
Low
|
577
|
ISO/IEC 7810
|
5,841
|
194
|
Start
|
Low
|
578
|
Offshore drilling
|
5,839
|
194
|
C
|
Mid
|
579
|
Brushed DC electric motor
|
5,837
|
194
|
C
|
High
|
580
|
Instrumentation
|
5,831
|
194
|
C
|
Mid
|
581
|
Fail-safe
|
5,800
|
193
|
C
|
Unknown
|
582
|
Santa's workshop
|
5,798
|
193
|
Start
|
Low
|
583
|
Defence in depth
|
5,784
|
192
|
Start
|
Low
|
584
|
Water heating
|
5,770
|
192
|
C
|
Mid
|
585
|
Automatic transmission fluid
|
5,768
|
192
|
C
|
Low
|
586
|
List of system quality attributes
|
5,749
|
191
|
List
|
Low
|
587
|
Aircraft flight dynamics
|
5,730
|
191
|
Start
|
Mid
|
588
|
Hempcrete
|
5,722
|
190
|
Start
|
Low
|
589
|
Wind tunnel
|
5,717
|
190
|
B
|
Mid
|
590
|
ARINC 429
|
5,717
|
190
|
Start
|
Unknown
|
591
|
ZF 9HP transmission
|
5,709
|
190
|
Unknown
|
Unknown
|
592
|
Agricultural engineering
|
5,706
|
190
|
Start
|
Top
|
593
|
Sinclair C5
|
5,705
|
190
|
GA
|
Mid
|
594
|
Stator
|
5,683
|
189
|
Start
|
Low
|
595
|
ST Engineering
|
5,672
|
189
|
Start
|
Low
|
596
|
Lime mortar
|
5,671
|
189
|
C
|
Low
|
597
|
FR-4
|
5,662
|
188
|
Start
|
Low
|
598
|
Fellow of the Royal Academy of Engineering
|
5,662
|
188
|
Stub
|
Low
|
599
|
National Grid (Great Britain)
|
5,650
|
188
|
C
|
Unknown
|
600
|
Texas Central Railway
|
5,628
|
187
|
Stub
|
Mid
|
601
|
Parabolic antenna
|
5,607
|
186
|
B
|
Low
|
602
|
Austenite
|
5,606
|
186
|
C
|
Low
|
603
|
Toughness
|
5,606
|
186
|
C
|
Mid
|
604
|
Deep sea mining
|
5,600
|
186
|
C
|
Low
|
605
|
Cam (mechanism)
|
5,599
|
186
|
C
|
High
|
606
|
Computational science
|
5,599
|
186
|
C
|
High
|
607
|
Ferrari Dino engine
|
5,592
|
186
|
C
|
Low
|
608
|
BMW P60B40
|
5,580
|
186
|
Unknown
|
Unknown
|
609
|
Citicorp Center engineering crisis
|
5,577
|
185
|
Start
|
Low
|
610
|
Grease (lubricant)
|
5,561
|
185
|
C
|
High
|
611
|
Machining
|
5,536
|
184
|
Start
|
High
|
612
|
Psychrometrics
|
5,529
|
184
|
B
|
Mid
|
613
|
Six degrees of freedom
|
5,512
|
183
|
Start
|
Low
|
614
|
Mechanical advantage
|
5,503
|
183
|
C
|
Mid
|
615
|
The Design of Everyday Things
|
5,497
|
183
|
Start
|
Low
|
616
|
Metacentric height
|
5,476
|
182
|
C
|
Mid
|
617
|
Megaproject
|
5,476
|
182
|
Start
|
Mid
|
618
|
Nissan TD engine
|
5,441
|
181
|
Start
|
Unknown
|
619
|
Composite armour
|
5,433
|
181
|
Start
|
Low
|
620
|
Dielectric strength
|
5,431
|
181
|
C
|
Low
|
621
|
Marine engineering
|
5,418
|
180
|
Start
|
Top
|
622
|
Gradian
|
5,405
|
180
|
Start
|
Unknown
|
623
|
Hydramatic
|
5,367
|
178
|
C
|
Unknown
|
624
|
Alderson disk
|
5,362
|
178
|
C
|
Mid
|
625
|
Peristaltic pump
|
5,359
|
178
|
Start
|
Low
|
626
|
Lexus LBX
|
5,339
|
177
|
Unknown
|
Unknown
|
627
|
Goupitan shiplift
|
5,311
|
177
|
C
|
Low
|
628
|
Kenneth Nichols
|
5,309
|
176
|
GA
|
Mid
|
629
|
Leonardo's fighting vehicle
|
5,302
|
176
|
Start
|
Low
|
630
|
Variable-geometry turbocharger
|
5,299
|
176
|
C
|
Low
|
631
|
Acceptance testing
|
5,297
|
176
|
Start
|
Mid
|
632
|
San Juanico Bridge
|
5,294
|
176
|
C
|
Low
|
633
|
Bending moment
|
5,290
|
176
|
Start
|
Low
|
634
|
Fan coil unit
|
5,290
|
176
|
Unknown
|
Unknown
|
635
|
Architectural engineering
|
5,276
|
175
|
Start
|
Top
|
636
|
Manufacturing engineering
|
5,274
|
175
|
C
|
Top
|
637
|
Six-stroke engine
|
5,268
|
175
|
C
|
Unknown
|
638
|
Axial compressor
|
5,263
|
175
|
B
|
Mid
|
639
|
Parsons Corporation
|
5,258
|
175
|
Start
|
Low
|
640
|
Marine steam engine
|
5,255
|
175
|
B
|
High
|
641
|
Nail (fastener)
|
5,245
|
174
|
C
|
Low
|
642
|
Cupra Terramar
|
5,213
|
173
|
Unknown
|
Unknown
|
643
|
Grommet
|
5,210
|
173
|
Unknown
|
Unknown
|
644
|
Hydraulic fluid
|
5,205
|
173
|
C
|
Mid
|
645
|
Absorption refrigerator
|
5,191
|
173
|
C
|
Low
|
646
|
Tarmacadam
|
5,178
|
172
|
Start
|
Mid
|
647
|
Mass-spring-damper model
|
5,177
|
172
|
Stub
|
Low
|
648
|
W engine
|
5,111
|
170
|
Start
|
Mid
|
649
|
Reliability engineering
|
5,100
|
170
|
C
|
Unknown
|
650
|
BMW N42
|
5,098
|
169
|
Unknown
|
Unknown
|
651
|
Piston ring
|
5,095
|
169
|
C
|
Low
|
652
|
Relief valve
|
5,093
|
169
|
C
|
Low
|
653
|
Scale model
|
5,074
|
169
|
C
|
Mid
|
654
|
Watercraft
|
5,073
|
169
|
Start
|
High
|
655
|
GAZ-3110
|
5,072
|
169
|
Unknown
|
Unknown
|
656
|
Albert Mehrabian
|
5,070
|
169
|
C
|
Low
|
657
|
Anthony Levandowski
|
5,063
|
168
|
Stub
|
Low
|
658
|
Seven basic tools of quality
|
5,059
|
168
|
Start
|
Mid
|
659
|
List of British innovations and discoveries
|
5,055
|
168
|
List
|
Low
|
660
|
Computational neuroscience
|
5,052
|
168
|
B
|
Low
|
661
|
Cylinder (engine)
|
5,045
|
168
|
Start
|
Low
|
662
|
Loop antenna
|
5,045
|
168
|
C
|
Low
|
663
|
Pliers
|
5,003
|
166
|
C
|
Mid
|
664
|
Injector
|
4,990
|
166
|
C
|
Mid
|
665
|
Worm drive
|
4,963
|
165
|
C
|
Mid
|
666
|
Furnace (central heating)
|
4,962
|
165
|
Start
|
High
|
667
|
Best practice
|
4,950
|
165
|
C
|
Mid
|
668
|
White Rabbit Project (TV series)
|
4,937
|
164
|
Start
|
Low
|
669
|
Washer (hardware)
|
4,929
|
164
|
C
|
Mid
|
670
|
Mecanum wheel
|
4,916
|
163
|
Start
|
Low
|
671
|
Tensile testing
|
4,914
|
163
|
C
|
High
|
672
|
Thin Man (nuclear bomb)
|
4,906
|
163
|
GA
|
Low
|
673
|
Design engineer
|
4,895
|
163
|
Start
|
High
|
674
|
Thinking outside the box
|
4,886
|
162
|
Start
|
High
|
675
|
Mining engineering
|
4,881
|
162
|
Start
|
Top
|
676
|
Pressurized heavy-water reactor
|
4,877
|
162
|
C
|
Low
|
677
|
Wire gauge
|
4,864
|
162
|
Start
|
Low
|
678
|
Front-end engineering
|
4,864
|
162
|
Unknown
|
Unknown
|
679
|
Regulation and licensure in engineering
|
4,854
|
161
|
C
|
High
|
680
|
Power engineering
|
4,853
|
161
|
C
|
High
|
681
|
Lillian Moller Gilbreth
|
4,845
|
161
|
B
|
Mid
|
682
|
Air Astana Flight 1388
|
4,845
|
161
|
Unknown
|
Unknown
|
683
|
Single-stage-to-orbit
|
4,844
|
161
|
C
|
Low
|
684
|
Impact driver
|
4,826
|
160
|
Stub
|
Low
|
685
|
Single point of failure
|
4,799
|
159
|
C
|
Low
|
686
|
Horn antenna
|
4,796
|
159
|
B
|
Low
|
687
|
Carillion
|
4,794
|
159
|
C
|
Low
|
688
|
Y-Δ transform
|
4,787
|
159
|
Start
|
Low
|
689
|
Barbara Res
|
4,787
|
159
|
C
|
Low
|
690
|
Clinker (boat building)
|
4,755
|
158
|
C
|
Low
|
691
|
Process engineering
|
4,749
|
158
|
Start
|
High
|
692
|
Compound steam engine
|
4,748
|
158
|
C
|
High
|
693
|
Selective laser sintering
|
4,746
|
158
|
C
|
Low
|
694
|
BA EuroFlyer
|
4,743
|
158
|
Unknown
|
Unknown
|
695
|
Flying shuttle
|
4,739
|
157
|
Start
|
High
|
696
|
Reliance Infrastructure
|
4,734
|
157
|
Start
|
Low
|
697
|
Gerber format
|
4,730
|
157
|
B
|
Mid
|
698
|
AutoCAD DXF
|
4,729
|
157
|
Start
|
Low
|
699
|
Superheated steam
|
4,729
|
157
|
Start
|
High
|
700
|
Active suspension
|
4,724
|
157
|
Unknown
|
Unknown
|
701
|
Reciprocating saw
|
4,723
|
157
|
Unknown
|
Unknown
|
702
|
Jackhammer
|
4,718
|
157
|
C
|
Mid
|
703
|
Tissue engineering
|
4,703
|
156
|
B
|
High
|
704
|
List of largest machines
|
4,694
|
156
|
List
|
Unknown
|
705
|
Deflection (engineering)
|
4,682
|
156
|
Start
|
Mid
|
706
|
Ignition timing
|
4,679
|
155
|
Start
|
Low
|
707
|
Giga Press
|
4,668
|
155
|
C
|
Low
|
708
|
The Principles of Scientific Management
|
4,666
|
155
|
Start
|
Mid
|
709
|
Time and motion study
|
4,660
|
155
|
Start
|
Mid
|
710
|
Doctor of Engineering
|
4,645
|
154
|
Start
|
High
|
711
|
Engineering physics
|
4,637
|
154
|
Start
|
Mid
|
712
|
Risk matrix
|
4,636
|
154
|
Start
|
Mid
|
713
|
Corrective and preventive action
|
4,634
|
154
|
Start
|
Mid
|
714
|
Holden straight-six motor
|
4,624
|
154
|
Unknown
|
Unknown
|
715
|
Selective laser melting
|
4,617
|
153
|
C
|
Low
|
716
|
Manifold injection
|
4,617
|
153
|
B
|
Mid
|
717
|
Test automation
|
4,594
|
153
|
Start
|
Mid
|
718
|
New York University Tandon School of Engineering
|
4,554
|
151
|
C
|
Low
|
719
|
Skanska
|
4,553
|
151
|
C
|
Mid
|
720
|
Light-water reactor
|
4,544
|
151
|
C
|
Low
|
721
|
Toyota Aurion
|
4,541
|
151
|
Unknown
|
Unknown
|
722
|
Naval architecture
|
4,537
|
151
|
C
|
Mid
|
723
|
A36 steel
|
4,534
|
151
|
Start
|
Low
|
724
|
Damp proofing
|
4,530
|
151
|
C
|
Low
|
725
|
Monopole antenna
|
4,528
|
150
|
C
|
Low
|
726
|
Oberth effect
|
4,524
|
150
|
C
|
Low
|
727
|
Scope creep
|
4,520
|
150
|
Start
|
High
|
728
|
Sony α7 IV
|
4,520
|
150
|
Unknown
|
Unknown
|
729
|
Briggs & Stratton
|
4,511
|
150
|
C
|
High
|
730
|
Dropped ceiling
|
4,510
|
150
|
Unknown
|
Unknown
|
731
|
Requirement
|
4,509
|
150
|
Start
|
High
|
732
|
Multi-link suspension
|
4,499
|
149
|
C
|
Low
|
733
|
Mechanical computer
|
4,491
|
149
|
Start
|
Low
|
734
|
Forthing
|
4,474
|
149
|
Unknown
|
Unknown
|
735
|
Galling
|
4,472
|
149
|
Unknown
|
Unknown
|
736
|
Failure
|
4,471
|
149
|
Start
|
Top
|
737
|
Financial engineering
|
4,466
|
148
|
Start
|
Mid
|
738
|
Big Blue crane collapse
|
4,451
|
148
|
Start
|
Low
|
739
|
BMW M44
|
4,450
|
148
|
Unknown
|
Unknown
|
740
|
Evanescent field
|
4,447
|
148
|
Start
|
Mid
|
741
|
Ignition magneto
|
4,434
|
147
|
C
|
Low
|
742
|
Human power
|
4,431
|
147
|
Start
|
Mid
|
743
|
Quantum engineering
|
4,431
|
147
|
Start
|
Low
|
744
|
Thread seal tape
|
4,426
|
147
|
C
|
Mid
|
745
|
Condenser (heat transfer)
|
4,419
|
147
|
Start
|
High
|
746
|
List of Japanese inventions and discoveries
|
4,410
|
147
|
List
|
Low
|
747
|
Feature creep
|
4,404
|
146
|
C
|
Low
|
748
|
Four-bar linkage
|
4,404
|
146
|
C
|
Mid
|
749
|
Scrubber
|
4,403
|
146
|
Start
|
Mid
|
750
|
Duplex stainless steel
|
4,400
|
146
|
Start
|
Low
|
751
|
Petroleum engineering
|
4,392
|
146
|
C
|
Top
|
752
|
Wolfsburg Volkswagen Plant
|
4,392
|
146
|
Start
|
Mid
|
753
|
Transverse engine
|
4,389
|
146
|
C
|
Low
|
754
|
HOK (firm)
|
4,387
|
146
|
C
|
Low
|
755
|
Polaris Slingshot
|
4,381
|
146
|
C
|
Low
|
756
|
Jaguar AJ-V6 engine
|
4,378
|
145
|
Start
|
Low
|
757
|
Shear strength
|
4,377
|
145
|
Unknown
|
Unknown
|
758
|
Gas-fired power plant
|
4,362
|
145
|
C
|
Low
|
759
|
Sputter deposition
|
4,361
|
145
|
C
|
Unknown
|
760
|
Calvin Mackie
|
4,355
|
145
|
Start
|
Low
|
761
|
Engine power
|
4,352
|
145
|
Unknown
|
Unknown
|
762
|
BMW S38
|
4,345
|
144
|
Unknown
|
Unknown
|
763
|
Structural engineer
|
4,344
|
144
|
Start
|
High
|
764
|
Crankcase
|
4,342
|
144
|
C
|
Low
|
765
|
Duct (flow)
|
4,336
|
144
|
C
|
Unknown
|
766
|
Technology adoption life cycle
|
4,326
|
144
|
Start
|
Mid
|
767
|
Steer-by-wire
|
4,314
|
143
|
Unknown
|
Unknown
|
768
|
Infrastructure policy of Donald Trump
|
4,306
|
143
|
B
|
Mid
|
769
|
Street name
|
4,299
|
143
|
C
|
Low
|
770
|
MultiAir
|
4,299
|
143
|
C
|
Low
|
771
|
Rolls-Royce PWR
|
4,291
|
143
|
Unknown
|
Unknown
|
772
|
Form factor (design)
|
4,288
|
142
|
Start
|
Unknown
|
773
|
Desmodromic valve
|
4,286
|
142
|
C
|
Low
|
774
|
Fraunhofer Society
|
4,284
|
142
|
C
|
High
|
775
|
Welding Procedure Specification
|
4,284
|
142
|
Start
|
Low
|
776
|
Deep reinforcement learning
|
4,281
|
142
|
Start
|
Unknown
|
777
|
Socket wrench
|
4,263
|
142
|
C
|
Mid
|
778
|
Shield AI
|
4,247
|
141
|
Start
|
Unknown
|
779
|
Throttle position sensor
|
4,243
|
141
|
Start
|
Low
|
780
|
Miller cycle
|
4,220
|
140
|
C
|
High
|
781
|
Coupling
|
4,218
|
140
|
C
|
Mid
|
782
|
Usability
|
4,218
|
140
|
C
|
Mid
|
783
|
Mazda K engine
|
4,214
|
140
|
Start
|
Low
|
784
|
Automotive SPICE
|
4,214
|
140
|
Start
|
Low
|
785
|
Gigafactory Mexico
|
4,201
|
140
|
Unknown
|
Unknown
|
786
|
Modular building
|
4,190
|
139
|
Start
|
Unknown
|
787
|
Acura RLX
|
4,182
|
139
|
C
|
Low
|
788
|
Transaxle
|
4,179
|
139
|
Start
|
Low
|
789
|
Product design
|
4,173
|
139
|
Start
|
High
|
790
|
List of welding codes
|
4,166
|
138
|
List
|
Low
|
791
|
Torricelli's law
|
4,151
|
138
|
Start
|
Unknown
|
792
|
Economic order quantity
|
4,141
|
138
|
Start
|
Unknown
|
793
|
Engineering tolerance
|
4,132
|
137
|
C
|
High
|
794
|
Potential flow
|
4,129
|
137
|
C
|
Unknown
|
795
|
Time-domain reflectometer
|
4,113
|
137
|
Start
|
Mid
|
796
|
World record
|
4,107
|
136
|
Start
|
Mid
|
797
|
Internal combustion engine cooling
|
4,104
|
136
|
C
|
Low
|
798
|
Manhole cover
|
4,098
|
136
|
C
|
Low
|
799
|
Linear induction motor
|
4,098
|
136
|
C
|
Low
|
800
|
W8 engine
|
4,084
|
136
|
Start
|
Mid
|
801
|
Metallurgy in pre-Columbian America
|
4,084
|
136
|
C
|
Mid
|
802
|
Wastegate
|
4,075
|
135
|
C
|
Low
|
803
|
Nuclear engineering
|
4,068
|
135
|
C
|
Top
|
804
|
2009–2011 Toyota vehicle recalls
|
4,061
|
135
|
C
|
Low
|
805
|
Electrical steel
|
4,051
|
135
|
Unknown
|
Unknown
|
806
|
Engine configuration
|
4,021
|
134
|
C
|
High
|
807
|
Mary Golda Ross
|
4,021
|
134
|
C
|
Low
|
808
|
Flexural modulus
|
4,020
|
134
|
Stub
|
Low
|
809
|
Helliwells Ltd
|
4,020
|
134
|
C
|
Low
|
810
|
Ford 6R transmission
|
3,995
|
133
|
Unknown
|
Unknown
|
811
|
Turbine blade
|
3,993
|
133
|
C
|
High
|
812
|
Xenobot
|
3,988
|
132
|
Start
|
Mid
|
813
|
Motorcycle land-speed record
|
3,983
|
132
|
C
|
Unknown
|
814
|
BMW M40
|
3,979
|
132
|
Start
|
Low
|
815
|
Self-tapping screw
|
3,978
|
132
|
C
|
Low
|
816
|
Direct-quadrature-zero transformation
|
3,973
|
132
|
Start
|
Unknown
|
817
|
VR5 engine
|
3,966
|
132
|
Start
|
Low
|
818
|
Mini Aceman
|
3,962
|
132
|
Unknown
|
Unknown
|
819
|
Crank (mechanism)
|
3,955
|
131
|
B
|
High
|
820
|
Technology transfer
|
3,950
|
131
|
Start
|
High
|
821
|
Twincharger
|
3,944
|
131
|
C
|
Low
|
822
|
Fortive
|
3,943
|
131
|
Stub
|
Low
|
823
|
Boosted fission weapon
|
3,942
|
131
|
C
|
Low
|
824
|
Beam axle
|
3,940
|
131
|
Start
|
Mid
|
825
|
Servomechanism
|
3,930
|
131
|
C
|
Unknown
|
826
|
Cradle-to-cradle design
|
3,930
|
131
|
Start
|
Low
|
827
|
Taguchi methods
|
3,909
|
130
|
C
|
Mid
|
828
|
Dirac comb
|
3,909
|
130
|
Start
|
Low
|
829
|
Strain wave gearing
|
3,902
|
130
|
C
|
Low
|
830
|
Orangeburg pipe
|
3,898
|
129
|
Start
|
Low
|
831
|
Superstructure
|
3,895
|
129
|
Start
|
Mid
|
832
|
Telecommunications engineering
|
3,888
|
129
|
C
|
High
|
833
|
Singapore Airlines Flights 23 and 24
|
3,886
|
129
|
Unknown
|
Unknown
|
834
|
Pipe (fluid conveyance)
|
3,878
|
129
|
C
|
Mid
|
835
|
Jet propulsion
|
3,872
|
129
|
Start
|
High
|
836
|
Automotive air conditioning
|
3,853
|
128
|
Start
|
High
|
837
|
Lotus Emeya
|
3,850
|
128
|
Stub
|
Unknown
|
838
|
Changan CS55
|
3,848
|
128
|
Unknown
|
Unknown
|
839
|
Ceramic matrix composite
|
3,846
|
128
|
C
|
Mid
|
840
|
Bank vault
|
3,843
|
128
|
B
|
Unknown
|
841
|
Facility management
|
3,836
|
127
|
Start
|
Mid
|
842
|
Crossplane
|
3,823
|
127
|
C
|
Low
|
843
|
Iron-oxidizing bacteria
|
3,822
|
127
|
Start
|
Mid
|
844
|
Linkage (mechanical)
|
3,821
|
127
|
C
|
High
|
845
|
Standard wire gauge
|
3,817
|
127
|
Start
|
Low
|
846
|
Shadoof
|
3,812
|
127
|
Start
|
Mid
|
847
|
Flat-plane crank
|
3,811
|
127
|
Start
|
Low
|
848
|
Chromate conversion coating
|
3,806
|
126
|
B
|
Low
|
849
|
Salt spray test
|
3,798
|
126
|
Start
|
Low
|
850
|
Reynolds transport theorem
|
3,795
|
126
|
Start
|
High
|
851
|
Rolling-element bearing
|
3,785
|
126
|
Start
|
Mid
|
852
|
Overengineering
|
3,775
|
125
|
Start
|
Mid
|
853
|
Additive white Gaussian noise
|
3,771
|
125
|
C
|
Low
|
854
|
Clear view screen
|
3,766
|
125
|
Start
|
Low
|
855
|
Requirements engineering
|
3,765
|
125
|
Start
|
Unknown
|
856
|
Blade server
|
3,761
|
125
|
Start
|
Low
|
857
|
FIRST Robotics Competition
|
3,760
|
125
|
B
|
Low
|
858
|
Stroke ratio
|
3,756
|
125
|
C
|
Low
|
859
|
Straight engine
|
3,741
|
124
|
Start
|
High
|
860
|
Orbital decay
|
3,741
|
124
|
Start
|
High
|
861
|
Horseshoe Curve (Pennsylvania)
|
3,737
|
124
|
FA
|
Mid
|
862
|
GM 8L transmission
|
3,717
|
123
|
Unknown
|
Unknown
|
863
|
Funan Techo Canal
|
3,717
|
123
|
Stub
|
Unknown
|
864
|
Mechanism (engineering)
|
3,708
|
123
|
C
|
Top
|
865
|
Wheel tractor-scraper
|
3,701
|
123
|
Start
|
Low
|
866
|
Facelift (automotive)
|
3,700
|
123
|
Start
|
Unknown
|
867
|
Changan CS35
|
3,700
|
123
|
Unknown
|
Unknown
|
868
|
Gate valve
|
3,695
|
123
|
Start
|
Mid
|
869
|
Frances Haugen
|
3,695
|
123
|
C
|
Low
|
870
|
Glued laminated timber
|
3,691
|
123
|
C
|
Low
|
871
|
Automotive engine
|
3,677
|
122
|
Start
|
Mid
|
872
|
Perdido (oil platform)
|
3,677
|
122
|
Stub
|
Unknown
|
873
|
Creative industries
|
3,673
|
122
|
C
|
Low
|
874
|
Lazare Carnot
|
3,661
|
122
|
C
|
Mid
|
875
|
Sanitary sewer
|
3,653
|
121
|
C
|
High
|
876
|
Availability
|
3,646
|
121
|
Start
|
Mid
|
877
|
ASME Boiler and Pressure Vessel Code
|
3,641
|
121
|
Start
|
Mid
|
878
|
Property management
|
3,632
|
121
|
Start
|
Mid
|
879
|
American Society of Mechanical Engineers
|
3,630
|
121
|
B
|
Mid
|
880
|
Air handler
|
3,628
|
120
|
C
|
Low
|
881
|
BMW S14
|
3,622
|
120
|
Unknown
|
Unknown
|
882
|
Japanese Industrial Standards
|
3,622
|
120
|
Start
|
Low
|
883
|
Interlock (engineering)
|
3,607
|
120
|
Start
|
Unknown
|
884
|
Radiation pattern
|
3,603
|
120
|
Start
|
Low
|
885
|
Sputtering
|
3,600
|
120
|
Start
|
Low
|
886
|
Tau Beta Pi
|
3,598
|
119
|
C
|
Unknown
|
887
|
Tinder
|
3,596
|
119
|
Start
|
Low
|
888
|
Bayonet mount
|
3,591
|
119
|
C
|
Mid
|
889
|
Longeron
|
3,587
|
119
|
Start
|
Low
|
890
|
Exhaust manifold
|
3,586
|
119
|
C
|
Low
|
891
|
Belt (mechanical)
|
3,584
|
119
|
C
|
High
|
892
|
Discrete-event simulation
|
3,581
|
119
|
C
|
Low
|
893
|
Brake-specific fuel consumption
|
3,573
|
119
|
Start
|
Low
|
894
|
Dross
|
3,565
|
118
|
Start
|
Low
|
895
|
Lead time
|
3,565
|
118
|
C
|
Mid
|
896
|
Part number
|
3,564
|
118
|
Start
|
Mid
|
897
|
41xx steel
|
3,564
|
118
|
Start
|
Low
|
898
|
Water distribution system
|
3,560
|
118
|
C
|
Unknown
|
899
|
Pentalobe screw
|
3,554
|
118
|
C
|
Low
|
900
|
Pressure coefficient
|
3,541
|
118
|
Start
|
Mid
|
901
|
ABET
|
3,529
|
117
|
C
|
Low
|
902
|
Christie suspension
|
3,528
|
117
|
Start
|
Unknown
|
903
|
Stroke (engine)
|
3,524
|
117
|
Start
|
Mid
|
904
|
Focused ion beam
|
3,521
|
117
|
C
|
Mid
|
905
|
Ritual of the Calling of an Engineer
|
3,512
|
117
|
C
|
Low
|
906
|
Fracture
|
3,502
|
116
|
C
|
Mid
|
907
|
Coilover
|
3,496
|
116
|
C
|
Low
|
908
|
Hazard and operability study
|
3,488
|
116
|
Start
|
Low
|
909
|
Interchangeable parts
|
3,484
|
116
|
C
|
High
|
910
|
Ilmor
|
3,480
|
116
|
C
|
Low
|
911
|
BMW Goldfisch V16
|
3,473
|
115
|
Unknown
|
Unknown
|
912
|
Surrogate model
|
3,470
|
115
|
Start
|
Unknown
|
913
|
Honda Fit Shuttle
|
3,468
|
115
|
Unknown
|
Unknown
|
914
|
Cadillac Optiq
|
3,466
|
115
|
Unknown
|
Unknown
|
915
|
Velomobile
|
3,463
|
115
|
Start
|
Unknown
|
916
|
Nicolaus Otto
|
3,462
|
115
|
C
|
High
|
917
|
Hoist (device)
|
3,461
|
115
|
Start
|
High
|
918
|
3D bioprinting
|
3,460
|
115
|
Start
|
Mid
|
919
|
Indian Railway Service of Mechanical Engineering
|
3,457
|
115
|
Start
|
Low
|
920
|
Robert Metcalfe
|
3,449
|
114
|
Start
|
Low
|
921
|
Paper towel
|
3,446
|
114
|
Start
|
Low
|
922
|
Construction engineering
|
3,444
|
114
|
Start
|
Mid
|
923
|
Workshop
|
3,432
|
114
|
Stub
|
Low
|
924
|
Log-periodic antenna
|
3,423
|
114
|
Start
|
Low
|
925
|
Self-sealing fuel tank
|
3,418
|
113
|
C
|
Low
|
926
|
Engineering management
|
3,407
|
113
|
Start
|
High
|
927
|
Four-terminal sensing
|
3,396
|
113
|
Start
|
Low
|
928
|
Madman Muntz
|
3,393
|
113
|
C
|
Mid
|
929
|
Kaplan turbine
|
3,390
|
113
|
Unknown
|
Unknown
|
930
|
Behavior tree (artificial intelligence, robotics and control)
|
3,390
|
113
|
Start
|
Unknown
|
931
|
Hand truck
|
3,388
|
112
|
Start
|
Unknown
|
932
|
Energy harvesting
|
3,386
|
112
|
B
|
Mid
|
933
|
List of quantum logic gates
|
3,381
|
112
|
Start
|
Unknown
|
934
|
Elisa Leonida Zamfirescu
|
3,376
|
112
|
C
|
Low
|
935
|
Septic drain field
|
3,371
|
112
|
C
|
Mid
|
936
|
Directional antenna
|
3,368
|
112
|
Start
|
Low
|
937
|
Silicone grease
|
3,366
|
112
|
C
|
Mid
|
938
|
Interference fit
|
3,356
|
111
|
Stub
|
Unknown
|
939
|
Motorized bicycle
|
3,356
|
111
|
C
|
Mid
|
940
|
NTU method
|
3,355
|
111
|
Stub
|
Unknown
|
941
|
Maker culture
|
3,353
|
111
|
Start
|
Unknown
|
942
|
Launch loop
|
3,352
|
111
|
Start
|
Low
|
943
|
Citroën C5 X
|
3,350
|
111
|
Unknown
|
Unknown
|
944
|
Backlash (engineering)
|
3,344
|
111
|
Start
|
Low
|
945
|
Variable cycle engine
|
3,341
|
111
|
Start
|
Unknown
|
946
|
Magnetic particle inspection
|
3,339
|
111
|
Start
|
Unknown
|
947
|
Freewheel
|
3,332
|
111
|
C
|
High
|
948
|
Computer-aided manufacturing
|
3,323
|
110
|
C
|
High
|
949
|
Brittleness
|
3,323
|
110
|
Start
|
Low
|
950
|
Cycloidal drive
|
3,323
|
110
|
Stub
|
Low
|
951
|
BMW N73
|
3,322
|
110
|
Start
|
Unknown
|
952
|
Moose test
|
3,318
|
110
|
C
|
Low
|
953
|
Egghead
|
3,315
|
110
|
C
|
Low
|
954
|
Chicken gun
|
3,310
|
110
|
GA
|
Low
|
955
|
Porsche V8 engine
|
3,307
|
110
|
Start
|
Low
|
956
|
Peter Bonnington
|
3,306
|
110
|
Start
|
Low
|
957
|
Institution of Engineering and Technology
|
3,305
|
110
|
C
|
Unknown
|
958
|
Necessity is the mother of invention
|
3,304
|
110
|
Start
|
Mid
|
959
|
Longitudinal engine
|
3,300
|
110
|
Start
|
Low
|
960
|
Standard litre per minute
|
3,294
|
109
|
Start
|
Low
|
961
|
Compressible flow
|
3,293
|
109
|
C
|
Low
|
962
|
ISO 31000
|
3,287
|
109
|
Start
|
Mid
|
963
|
Soroban
|
3,282
|
109
|
Start
|
Unknown
|
964
|
Program management
|
3,278
|
109
|
C
|
High
|
965
|
Geomatics
|
3,278
|
109
|
Start
|
Mid
|
966
|
Corrugated galvanised iron
|
3,277
|
109
|
C
|
Low
|
967
|
Fifth-wheel coupling
|
3,271
|
109
|
C
|
Low
|
968
|
Belleville washer
|
3,260
|
108
|
C
|
Low
|
969
|
ATEX directives
|
3,260
|
108
|
Start
|
Mid
|
970
|
Flagstone
|
3,258
|
108
|
Start
|
Unknown
|
971
|
Engineering mathematics
|
3,248
|
108
|
Start
|
Unknown
|
972
|
Project commissioning
|
3,245
|
108
|
Unknown
|
Unknown
|
973
|
First transcontinental telephone call
|
3,243
|
108
|
Start
|
Low
|
974
|
Dual-mass flywheel
|
3,233
|
107
|
Start
|
Low
|
975
|
Bevel gear
|
3,231
|
107
|
C
|
Mid
|
976
|
GM LT1 engine
|
3,226
|
107
|
List
|
Low
|
977
|
National Academy of Engineering
|
3,225
|
107
|
C
|
Low
|
978
|
Sump
|
3,209
|
106
|
Start
|
Unknown
|
979
|
Hydraulic pump
|
3,202
|
106
|
C
|
Mid
|
980
|
Finagle's law
|
3,200
|
106
|
Stub
|
Unknown
|
981
|
Computer-aided engineering
|
3,193
|
106
|
Start
|
High
|
982
|
High-strength low-alloy steel
|
3,188
|
106
|
Start
|
Low
|
983
|
Raising of Chicago
|
3,187
|
106
|
C
|
Low
|
984
|
Instrumentation and control engineering
|
3,185
|
106
|
Unknown
|
Unknown
|
985
|
Fundamentals of Engineering exam
|
3,184
|
106
|
Start
|
Low
|
986
|
Balance wheel
|
3,179
|
105
|
C
|
Low
|
987
|
Engine balance
|
3,173
|
105
|
C
|
Low
|
988
|
Tappet
|
3,168
|
105
|
C
|
Mid
|
989
|
Finite-difference time-domain method
|
3,167
|
105
|
C
|
Mid
|
990
|
Sugar refinery
|
3,165
|
105
|
C
|
Low
|
991
|
Shaft (mechanical engineering)
|
3,164
|
105
|
Unknown
|
Unknown
|
992
|
Blowoff valve
|
3,149
|
104
|
C
|
Low
|
993
|
Andrew Shovlin
|
3,145
|
104
|
Start
|
Low
|
994
|
Electric power industry
|
3,143
|
104
|
B
|
Mid
|
995
|
Clean-room design
|
3,140
|
104
|
Start
|
Unknown
|
996
|
Integrated electric propulsion
|
3,140
|
104
|
C
|
Low
|
997
|
Cyclonic separation
|
3,129
|
104
|
C
|
Mid
|
998
|
Water cooling
|
3,128
|
104
|
C
|
High
|
999
|
Ductile iron pipe
|
3,126
|
104
|
C
|
Low
|
1000
|
Jet Age
|
3,123
|
104
|
Start
|
Unknown
|