21 h 1 min, 1 janv. 1774 ans - Joseph Priestly- 1774 isolated and discovered “Oxygen” but called it dephlogisticated air. Due to an illness, he developed in his younger years he was left with a stutter for the rest of his life.
Ajouté au bande de temps:
Date:
21 h 1 min, 1 janv. 1774 ans
Maintenaint
~ Il y a 252 ans