ATMOS has various meanings in the Governmental & Military category. Discover the full forms, definitions, and usage contexts of ATMOS in Governmental & Military.
Gaseous envelope surrounding Earth Consists of two layers; the lower, or troposphere, and the upper, or stratosphere. Weight of atmosphere on each square inch of Earth's surface is approx 14.1 Ib at sea level. The Earth's atmosphere is 120 miles thick and is composed mainly of nitrogen, oxygen, carbon dioxide, and a few other trace gases.
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