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Scientific American, Vol. 42, No. 21 (1880) (1880)
leaf 4
or a portion of oxygen be with- 91:14 grammes; and properly refined, that is, an unmixed ous, and it only requires the half of one per cent of this oil, when the distillation cut off at 52° Baumé, with a yield drawn, carbonic oxide is formed, which, under the proper vapor to make oils dangerous.… … © 1880 SCIENTIFIC AMERICAN, INCInternet Archive · Public domain (published before 1931). Free to use for anything.
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