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Branson, Sir Richard

(Encyclopedia) Branson, Sir Richard (Richard Charles Nicholas Branson), 1950–, British business mogul and adventurer. He left school at 16 to start his first business, the magazine Student. In 1970…

hygrometer

(Encyclopedia) hygrometerhygrometerhīgrŏmˈətər [key], instrument used to measure the moisture content of a gas, as in determining the relative humidity of air. The temperature at which dew or frost…

carbon monoxide

(Encyclopedia) carbon monoxide, chemical compound, CO, a colorless, odorless, tasteless, extremely poisonous gas that is less dense than air under ordinary conditions. It is very slightly soluble in…

Millington

(Encyclopedia) Millington, city (1990 pop. 17,866), Shelby co., SW Tenn., a suburb of Memphis, in a livestock and cotton region; inc. 1903. Memphis Naval Air Station is a major source of employment.

pressure

(Encyclopedia) pressure, in mechanics, ratio of the force acting on a surface to the area of the surface; it is thus distinct from the total force acting on a surface. A force can be applied to and…

airplane

(Encyclopedia) CE5 A. Side view of jet-propelled airplane B. Top view airplane,&sp;aeroplane, or aircraft, heavier-than-air vehicle, mechanically driven and fitted with fixed wings that…

monsoon

(Encyclopedia) monsoonmonsoonmŏns&oomacr;n [key] [Arab., mausium=season], wind that changes direction with change of season, notably in India and SE Asia. To a lesser degree, monsoonal winds also…

International Civil Aviation Organization

(Encyclopedia) International Civil Aviation Organization (ICAO), specialized agency of the United Nations, organized in 1947, with headquarters at Montreal. The objective of the ICAO, which has 190…

deodorizer

(Encyclopedia) deodorizer or deodorant, substance used to absorb or eliminate offensive odors. Disinfectants such as hydrogen peroxide, chlorine, and chlorine compounds eliminate odors caused by…

harpoon

(Encyclopedia) harpoonharpoonhärp&oomacr;nˈ [key], weapon used for spearing whales and large fish. The early type was a flat triangular piece of metal with barbed edges and a socket for attaching…