Also known as: AT^
AT stands for various terms. Discover the full forms, meanings, and possible interpretations of AT across different fields and industries.
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.
Bibliographic CodeChemistryConstructionDivingEducationElectricalGovernmental & MilitaryJournalLegalPeriodicalScientific & EducationalScuba DivingThe Finance and Administrative ServicesUnderwaterA white, odorless, tasteless powder; AsO3 . Used in the manufacture of pigments, glass, and other arsenic compounds, ceramic enamels, and aniline colors; mixed with soda ash for boiler compounds. Syn: white arsenic; arsenious oxide
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