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personal watercraft

(Encyclopedia)personal watercraft (PWC), a lightweight vessel usually less than 16 ft (5 m) long that uses an inboard water jet pump, powered by an internal-combustion engine, as its primary source of propulsion. T...

heating

(Encyclopedia)CE5 Typical warm-air heating system heating, means of making a building comfortably warm relative to a colder outside temperature. Old, primitive methods of heating a building or a room within it ...

Millville

(Encyclopedia)Millville, city (1990 pop. 25,992), Cumberland co., S N.J., on the Maurice River, in a poultry, fruit, and truck-farm area; settled 1756, inc. 1866. The principal industries include aircraft engine re...

compressor

(Encyclopedia)compressor, machine that decreases the volume of air or other gas by the application of pressure. Compressor types range from the simple hand pump and the piston-equipped compressor used to inflate ti...

fuel injection

(Encyclopedia)fuel injection, system in an internal-combustion engine that delivers fuel or a fuel-air mixture to the cylinders by means of pressure from a pump. It was originally used in diesel engines because of ...

tetraethyl lead

(Encyclopedia)tetraethyl lead tĕtˌrəĕthˈəl [key], (C2H5)4Pb, viscous, colorless, poisonous liquid. It is an organometallic compound prepared by reacting ethyl chloride with a sodium-lead alloy. When added to ...

Shelby, Carroll Hall

(Encyclopedia)Shelby, Carroll Hall, 1923–2012, automobile racer and designer, b. Leesburg, Tex. After serving as a flight instructor in World War II, he began (1952) a career as a race-car driver. He was Sports I...

Brunel, Sir Marc Isambard

(Encyclopedia)Brunel, Sir Marc Isambard ĭzˈəmbärdˌ bro͞onĕlˈ [key], 1769–1849, British engineer and inventor. Born in France, he came to the United States in 1793 as a royalist refugee. He became chief en...

Honda, Soichiro

(Encyclopedia)Honda, Soichiro, 1906–91, Japanese automobile executive. A mechanic and race car driver, he was a self-taught engineer. Honda founded a motorcycle company in the 1940s and began producing cars in th...

Carnot, Nicolas Léonard Sadi

(Encyclopedia)Carnot, Nicolas Léonard Sadi kärnōˈ [key], 1796–1832, French physicist, a founder of modern thermodynamics; son of Lazare N. M. Carnot. His famous work on the motive power of heat (Réflexions ...