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Sir Humphry Davy, Bt (1778-1829), Natural philosopher

Sitter in 20 portraits
The chemist and inventor Davy is recognised for his groundbreaking work with gases and electrolysis. In 1807 he demonstrated the existence of potassium, sodium and chlorine with a galvanic battery. He also experimented with diamond combustion and invented the miner's safety lamp in 1815. He was rewarded for his contribution to science with a baronetcy (1818) and the presidency of the Royal Society (1820).