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calliope, in music
(Encyclopedia)calliope, in music, an instrument also called steam organ or steam piano in which steam is forced through a series of whistles controlled by a keyboard. It is usually played mechanically, and its shri...gasoline engine
(Encyclopedia)gasoline engine: see internal-combustion engine. ...Wankel engine
(Encyclopedia)Wankel engine: see internal-combustion engine. ...transmission
(Encyclopedia)transmission, in automobiles, system of parts connecting the engine to the wheels. Suitable torque, or turning force, is generated by the engine only within a narrow range of engine speeds, i.e., rate...muffler
(Encyclopedia)muffler, in automobiles, device designed to reduce the noise from the exhaust of an internal-combustion engine. When the exhaust gases from an internal-combustion engine are released directly into the...snowmobile
(Encyclopedia)snowmobile, vehicle designed to travel over snow, ice, and similar surfaces that offer limited traction and weight-supporting capability. As the performance of the vehicle depends to a large extent on...automobile industry
(Encyclopedia)automobile industry, the business of producing and selling self-powered vehicles, including passenger cars, trucks, farm equipment, and other commercial vehicles. By allowing consumers to commute long...lard
(Encyclopedia)lard, hog's fat melted and strained from the tissues, an important byproduct of the meatpacking industry. The highest grade, leaf lard, is from the fat around the kidneys; the next best is from the ba...Whittle, Sir Frank
(Encyclopedia)Whittle, Sir Frank, 1907–96, English aeronautical engineer. Whittle was one of the first persons to associate the gas turbine with jet propulsion. Previously the gas turbine had been regarded as a m...ignition
(Encyclopedia) CE5 Ignition system ignition, apparatus for igniting a combustible mixture. The German engineer Nikolaus A. Otto, in his first gas engine, used flame ignition; another method was heating a metal t...Browse by Subject
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