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Strategic Air Command
(Encyclopedia) Strategic Air Command (SAC), former command of the U.S. air force (see Air Force, United States Department of the) charged with organizing, training, equipping, administering, and…air-cushion vehicle
(Encyclopedia) CE5 Air-cushion vehicle: In vehicles modified with a trunk or skirt (A), the rate of leakage is reduced and less power is needed to maintain the cushion. Vehicles designed to travel…Jones, David Charles
(Encyclopedia) Jones, David Charles, 1921–2013, American military officer, b. Aberdeen, S. Dak., studied Univ. of N Dakota and Minot State College. He joined the Army Air Corps at the outbreak of…fog
(Encyclopedia) fog, aggregation of water droplets or ice crystals immediately above the surface of the earth (i.e., a cloud near the ground). A light or thin fog is usually called a mist. Fog may…Joint Base Andrews
(Encyclopedia) Joint Base Andrews, officially Joint Base Andrews Naval Air Facility Washington, formerly Andrews Air Force Base, U.S. military installation, 4,279 acres (1,732 hectares), central Md…thunderstorm
(Encyclopedia) thunderstorm, violent, local atmospheric disturbance accompanied by lightning, thunder, and heavy rain, often by strong gusts of wind, and sometimes by hail. The typical thunderstorm…air, law of the
(Encyclopedia) air, law of the, in the broadest sense, all law connected with the use of the air, including radio and satellite transmissions; more commonly, it refers to laws concerning civil…Carrier, Willis Haviland
(Encyclopedia) Carrier, Willis Haviland, 1876–1950, American engineer who played a key role in inventing air conditioning, b. Angola, N.Y., grad. Cornell (M.E. 1901). Working for the Buffalo Forge Co…dew
(Encyclopedia) dew, thin film of water that has condensed on the surface of objects near the ground. Dew forms when radiational cooling of these objects during the nighttime hours also cools the…vacuum cleaner
(Encyclopedia) vacuum cleaner, mechanical device using a draft of air to remove dust, loose dirt, or other particulate matter from dry surfaces. It is especially useful on highly textured surfaces,…Trending
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