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Sir Humphry Davy Autographs, Memorabilia & Collectibles

Born: December 17, 1778
Died: May 29, 1829
English chemist Sir HUMPHRY DAVY (1778-1829) pioneered the study of electrochemistry. In 1799, he discovered the exhilarating effect of nitrous oxide (laughing gas) when inhaled. Electrolytic methods yielded him the elements sodium, potassium and calcium (1807-1808). He also recognized the element nature of chlorine and gave it its name (1810). He invented the miner's safety lamp, called the Davy Lamp in 1815.

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