Magnesium

(noun.) a light silver-white ductile bivalent metallic element; in pure form it burns with brilliant white flame; occurs naturally only in combination (as in magnesite and dolomite and carnallite and spinel and olivine).

丹尼整理

• Magnesium was first prepared by Bussey in 1829. Edward W. Byrn. 十九世纪发明进展.
• In these were found large quantities of iron, considerable percentages of nickel, as well as cobalt, copper, silicon, phosphorus, c arbon, magnesium, zinc, and manganese. 李贝. 西洋科学史.
• The substances which make water hard are calcium and magnesium salts. 伯莎M.克拉克. 科学通论.
• Washing soda combines with calcium and magnesium and prevents them from uniting with soap. 伯莎M.克拉克. 科学通论.
• In 1864 magnesium light was employed by Mr. Brothers, of Manchester, for photographic purposes, and about 1876-8 Van der Weyde made use of the electric light for the same purpose. Edward W. Byrn. 十九世纪发明进展.

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