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12 окт 1775 г. - Carl Wilhelm Scheele

Описание:

Carl Wilhelm Scheele develops the first test for arsenic.

Добавлено на ленту времени:

Crystal Zuniga and Antwan Bradley Price

17 окт 2017

0

0

1027

Дата:

12 окт 1775 г.

Сейчас

~ 250 г назад

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