text: *Invention of the multiple-effect evaporator for processing sugar by Norbert Rillieux in 1846
  *Discovery of Vitamin C by Albert Szent-Györgyi between 1930 and 1936
  *Noyes Laboratory at the University of Illinois at Urbana Champaign, named for chemist William A. Noyes and opened in 1902
  *Development of occupational medicine by Alice Hamilton at Hull House between 1897 and 1935
  *Research on the quality and stability of frozen foods conducted at the USDA-ARS Western Regional Research Center between 1948 and 1965