Have sodium and potassium at all justified the hope that they would facilitate the means of procuring the comforts and conveniences of life? I have not the time... to attempt to follow the many changes in the metallurgy of the metals of the alkalis of the past century. Let me... show how the matter stands at the end of a hundred years.
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About Humphry Davy
Humphry Davy was a 18th-century British chemist and inventor. Sir Humphry Davy, 1st Baronet was a British chemist and inventor who invented the Davy lamp and a very early form of arc lamp. He is also remembered for isolating, by using electricity, several elements for the first time: potassium and sodium in 1807 and calcium, strontium, barium, magnesium and boron the following year, as well as for discovering the elemental nature of chlorine and iodine. Read more on Wikipedia →