抄録
The world supply of raw materials for the production of magnesium is unlimited. Sir Humphrey Davy was the first experimenter to produce magnesium. In 1808 he reported the production of metal from amalgams formed by the reduction of magnesium oxide. but, mass production of magnesium started in the early thirties after the world war I. by using silicothermic, carbothermic and electrolytic production methods. in case of electrolytic method, the biggest problem was how to make magnesium anhydride
