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National Historic Chemical Landmarks

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Plaque noting National Historical Chemical Landmark status at the Joseph Priestley House.

The National Historic Chemical Landmarks Program was launched by the American Chemical Society in 1992 and has recognized more than 60 landmarks to date. The program celebrates the centrality of chemistry. The designation of seminal achievemetns in the history of chemistry demonstrates how chemists have benefited society by fulfilling the ACS vision: Improving people's lives through the transforming power of chemistry.

List of landmarks

1993

1994

The Joseph Priestley House in Northumberland, Pennsylvania.

1995

1996

1997

1998

1999

2000

2001

2002

  • African-American engineer Norbert Rillieux, inventor of the multiple-effect evaporator (1934) and a revolution in sugar processing giving better quality with less manpower and at reduced cost
  • Hungarian chemist Albert Szent-Györgyi and the discovery of Vitamin C which he proved was identical to the hexuronic acid that could be extracted in kilogram quantities from paprika
  • Noyes Laboratory: One Hundred Years of Chemistry
  • Alice Hamilton and the development of occupational medicine that helped make the American workplace less dangerous
  • Quality and stability of frozen foods made possible by the research of the Western Regional Research Center after World War II that investigated how time and temperature affected their stability and quality

2003

2004

2005

2006

2007

2008