1 янв 1774 г. - Discovery of Oxygen (1774)
Описание:
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."Добавлено на ленту времени:
Дата:
1 янв 1774 г.
Сейчас
~ 251 г назад