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Sète
(Encyclopedia) Sète, formerly CetteSète,both: sĕt [key], town (1990 pop. 41,916), Hérault dept., S France, in Languedoc, on the Mediterranean. It is one of the most important commercial and fishing…carburetor
(Encyclopedia) carburetorcarburetorkärˈbyərāˈtər, –bə– [key], part of a gasoline engine in which liquid fuel is converted into a vapor and mixed with a regulated amount of air for combustion in the…solvent
(Encyclopedia) solvent, constituent of a solution that acts as a dissolving agent. In solutions of solids or gases in a liquid, the liquid is the solvent. In all other solutions (i.e., liquids in…sulfur dioxide
(Encyclopedia) sulfur dioxide, chemical compound, SO2, a colorless gas with a pungent, suffocating odor. It is readily soluble in cold water, sparingly soluble in hot water, and soluble in alcohol,…screw
(Encyclopedia) screw, simple machine consisting essentially of a solid cylinder, usually of metal, around which an inclined plane winds spirally, either clockwise or counterclockwise. It is used to…hydrogenation
(Encyclopedia) hydrogenationhydrogenationhīdrôjˈənāˌshən, hīˌdrəjənāˈshən [key], chemical reaction of a substance with molecular hydrogen, usually in the presence of a catalyst. A common…tractor
(Encyclopedia) tractor, in agriculture, vehicle used to pull such equipment as plows, cultivators, and mowers; to power stationary devices such as saws and winches; and to push snowplows and earth-…Santos-Dumont, Alberto
(Encyclopedia) Santos-Dumont, AlbertoSantos-Dumont, Albertoälbĕrˈt&oobreve; sänˈt&oobreve;zh-dümôNˈ [key], 1873–1932, Brazilian aeronaut. The son of a wealthy coffee grower, he was a…Olah, George Andrew
(Encyclopedia) Olah, George Andrew, 1927–2017, American chemist, b. Budapest, Ph.D. Budapest Univ. of Technology and Economics, 1949. Olah was a researcher at Dow Chemical from 1957 to 1965 and a…naphtha
(Encyclopedia) naphthanaphthanăpˈthə, năfˈ– [key], term usually restricted to a class of colorless, volatile, flammable liquid hydrocarbon mixtures. Obtained as one of the more volatile fractions in…Trending
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