April 2008
Intermediate to advanced
432 pages
17h 26m
English

Carl Wilhelm Scheele (1742 – 1786)
To Carl Wilhelm Scheele, one of the first true chemists, who did so much with so little. As a practicing pharmacist without access to the advanced laboratory equipment available to many of his contemporaries, Scheele discovered numerous chemical elements and compounds—including oxygen, nitrogen, chlorine, barium, manganese, molybdenum, tungsten, citric acid, glycerol, the pigment Scheele’s Green (cupric hydrogen arsenite), and many others—debunked the phlogiston theory, and was among the first to establish the rigorous, standardized, consistent quantitative procedures that are the hallmark of modern chemistry. ...
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