 1728 - Joseph Black born: latent heat and specific heat; foundation for modern quantitative analysis. |
| 1799 - Humphry Davy performed first physiological experiment on nitrous oxide by inhaling it. |
| 1838 - Ernest Solvay born: chemical manufacturer and Belgian government minister; Solvay process for sodium carbonate production. |
| 1850 - Sidney G. Thomas born: effected the separation of phosphorus from iron in the Bessemer converter. |
| 1921 - Marie M. Daly born: first African-American woman to earn a Ph.D. in chemistry (Columbia University, 1948) |
| 1943 - Albert Hofmann discovered the hallucinogenic effects of lysergic acid diethylamide (LSD). |
sources: http://webserver.lemoyne.edu/faculty/giunta/week.html, http://todayinsci.com
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