Nitrogen
Hawkins' Electrical Dictionary · 1915 · p. 3
—A gas po e ing mainly negative properties, being or dor le , tastele , colorle , non-combustible, and a non supporter of life or combustion; it is an element found in the mineral kingdom, as in the air | (forming four-fifths of its volume), in the vegetable kingdom, as a common constituent of plant ti ue, and in the animal kingdom, as in the various ti ues of the body. Nitrogen has been liquefied; one cubic foot at 32° temperature weighs a trifle le than one ounce.
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