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Big Rapids

(Encyclopedia)Big Rapids, city (2020 pop. 7,727), seat of Mecosta co., W central Mich., at the falls of the Muskegon River; inc. 1869. Agriculture and light manufactu...

Taber

(Encyclopedia)Taber tāˈbər [key], town (1991 pop. 6,660), S Alta., Canada, NE of Lethbridge. The area is irrigated for crop and livestock raising. The town has a sugar beet refinery and a vegetable cannery. Coal...

aerosol dispenser

(Encyclopedia)aerosol dispenser, device designed to produce a fine spray of liquid or solid particles that can be suspended in a gas such as the atmosphere. The dispenser commonly consists of a container that holds...

sodium bicarbonate

(Encyclopedia)sodium bicarbonate or sodium hydrogen carbonate, chemical compound, NaHCO3, a white crystalline or granular powder, commonly known as bicarbonate of soda or baking soda. It is soluble in water and ver...

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 ...

well

(Encyclopedia)well, aperture in the earth's surface through which substances in a natural underground reservoir, such as water, gas, oil, salt, and sulfur, can flow or be pumped to the surface. In the United States...

Jeannette

(Encyclopedia)Jeannette jənĕtˈ [key], city (1990 pop. 11,221), Westmoreland co., SW Pa., a suburb of Pittsburgh; laid out 1888, inc. as a city 1937. Located in a coal and natural gas area, Jeannette produces mac...

turbine

(Encyclopedia)CE5 Types of turbines turbine, rotary engine that uses a continuous stream of fluid (gas or liquid) to turn a shaft that can drive machinery. A water, or hydraulic, turbine is used to drive electr...

pipe

(Encyclopedia)pipe, hollow structure, usually cylindrical, for conducting materials. It is used primarily to convey liquids, gases, or solids suspended in a liquid, e.g., a slurry. It is also used as a conduit for ...

balloon

(Encyclopedia)balloon, lighter-than-air craft without a propulsion system, lifted by inflation of one or more containers with a gas lighter than air or with heated air. During flight, altitude may be gained by disc...