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aug 9, 1200 - Albert Magnus
Description:
Date: 1200 - 1280
Country: Germany
Contribution: Isolated arsenic in 1250, the first element to be isolated since antiquity and the first with a known discoverer.
Added to timeline:
History of Matter Timeline
By
Mike
20 Oct 2017
0
0
1039
Date:
aug 9, 1200
Now
~ 825 years ago
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