Philosophical transactions of the Royal Society of London v. 62 (1772)

40. Discoverer of Oxygen This essay was the first of many in which Priestley discovered many new gases, or "airs," which he then incorporated into the phlogiston theory that explained how things burn. The main discovery was that of oxygen, or what he called "depholgisticated air."
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40. Discoverer of Oxygen

This essay was the first of many in which Priestley discovered many new gases, or "airs," which he then incorporated into the phlogiston theory that explained how things burn. The main discovery was that of oxygen, or what he called "depholgisticated air."