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Carl Wilhelm Scheele - Wikipedia, the free encyclopedia |
 | | Carl Wilhelm Scheele, (December 9, 1742 - May 21, 1786) a Swedish chemist, born in Stralsund, Pomerania, Germany (back then a Swedish province), was the discoverer of many chemical substances, most notably discovering oxygen before Joseph Priestley. |
 | | Scheele worked as a pharmacist in Stockholm, from 1770 to 1775 in Uppsala, and later in Köping. |
 | | Scheele also discovered other chemical elements such as barium (1774), chlorine (1774), manganese (1774), molybdenum (1778), and tungsten (1781), as well as several chemical compounds, including citric acid, glycerol, hydrogen cyanide (also known, in aqueous solution, as prussic acid), hydrogen fluoride, and hydrogen sulfide. |
| en.wikipedia.org /wiki/Carl_Wilhelm_Scheele (254 words) |
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