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1 janv. 1774 - Discovery of Oxygen (1774)

Description:

Joseph Priestley heated mercuric oxide until it burned, producing mercury and a gas that was easy to breathe. Priestley had discovered oxygen, but he called the gas "dephlogisticated air."

Ajouté au bande de temps:

Date:

1 janv. 1774
Maintenaint
~ Il y a 251 ans