Add '1911 Encyclopædia Britannica/Oxygen'

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+<br>OXYGEN (image O, atomic weight 16), a non-metallic chemical factor. It was apparently first obtained in 1727 by Stephen Hales by strongly heating minium, however he doesn't seem to have acknowledged that he had obtained a brand new component, and the first printed description of its properties was on account of J. Priestley in 1774, who obtained the gas by igniting mercuric oxide, and gave it the identify "dephlogistigated air." K. W. Scheele, working independently, additionally announced in 1775 the invention of this aspect which he known as "empyreal air" (Crells’ Annalen, 1785, 2, pp. 229, 291). A. L. Lavoisier repeated Priestley’s experiments and named the gasoline "oxygen" (from Gr. Oxygen occurs naturally as one of many chief constituents of the environment, and together with other elements it's present in very giant quantities
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			<br>OXYGEN (image O, atomic weight 16), a non-metallic chemical factor. It was apparently first obtained in 1727 by Stephen Hales by strongly heating minium, however he doesn't seem to have acknowledged that he had obtained a brand new component, and the first printed description of its properties was on account of J. Priestley in 1774, who obtained the gas by igniting mercuric oxide, and gave it the identify "dephlogistigated air." K. W. Scheele, working independently, additionally announced in 1775 the invention of this aspect which he known as "empyreal air" (Crells’ Annalen, 1785, 2, pp. 229, 291). A. L. Lavoisier repeated Priestley’s experiments and named the gasoline "oxygen" (from Gr. Oxygen occurs naturally as one of many chief constituents of the environment, and together with other elements it's present in very giant quantities