21 h 1 m, 1 jan 1774 ano - 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.
Adicionado na linha do tempo:
Data:
21 h 1 m, 1 jan 1774 ano
Agora
~ 250 years ago
