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Group: Isles, Kingdom of the
People: Sadayavarman Sundara Pandyan I
Topic: Danish War of 1625-29
Location: Dibba Al-Hisn United Arab Emirates

Albertus Magnus first describes a method of …

Years: 1250 - 1250

Albertus Magnus first describes a method of manufacturing arsenic in about 1250: the mineral arsenopyrite is heated and decomposes with the liberation of arsenic gas; the gas can then be condensed on a cold surface.