petroleum naphtha

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• petroleum naphtha — noun : naphtha 3a * * * petroleum naphtha, = naphtha. (Cf. ↑naphtha) …   Useful english dictionary

• Naphtha — Not to be confused with naphthalene, a solid benzene derivative which is the main ingredient in mothballs. Naphtha (  /ˈn …   Wikipedia

• naphtha — naphthous, adj. /naf theuh, nap /, n. 1. a colorless, volatile petroleum distillate, usually an intermediate product between gasoline and benzine, used as a solvent, fuel, etc. Cf. mineral spirits. 2. any of various similar liquids distilled from …   Universalium

• Petroleum ether — Benzine redirects here. For other uses, see Benzene (disambiguation). Petroleum ether, also known as benzine, VM P Naphtha, Petroleum Naphtha, Naphtha ASTM, Petroleum Spirits, X4 or Ligroin, is a group of various volatile, highly flammable,… …   Wikipedia

• Naphtha — Naph tha (n[a^]f th[.a] or n[a^]p th[.a]), n. [L. naphtha, Gr. na fqa, fr.Ar. nafth, nifth.] 1. (Chem.) The complex mixture of volatile, liquid, inflammable hydrocarbons, occurring naturally, and usually called {crude petroleum}, {mineral oil},… …   The Collaborative International Dictionary of English

• Naphtha vitrioli — Naphtha Naph tha (n[a^]f th[.a] or n[a^]p th[.a]), n. [L. naphtha, Gr. na fqa, fr.Ar. nafth, nifth.] 1. (Chem.) The complex mixture of volatile, liquid, inflammable hydrocarbons, occurring naturally, and usually called {crude petroleum}, {mineral …   The Collaborative International Dictionary of English

• Petroleum — (auch Erdöl, Berg oder Steinöl genannt). Ueber Vorkommen und Gewinnung des Petroleums sowie Verwendung des bei der fraktionierten Destillation hinterbleibenden Rückstands zu Heizzwecken s. Brennstoffe. Zu den im Art. Brennstoffe bereits erwähnten …   Lexikon der gesamten Technik

• naphtha — [naf′thə, nap′thə] n. [L < Gr naphtha, naphtha, bitumen < Pers neft, pitch < ? IE base * nebh , damp, water > Gr nephelē, cloud, fog] 1. a flammable, volatile, oily liquid produced by the fractional distillation of petroleum: it is… …   English World dictionary

• Petroleum — Pe*tro le*um, n. [NL., fr. L. petra a rock + oleum oil: cf. F. p[ e]trole. Cf. {Petrify}, and {Oil}.] Rock oil, mineral oil, or natural oil, a dark brown or greenish inflammable liquid, which, at certain points, exists in the upper strata of the… …   The Collaborative International Dictionary of English

• Petroleum spirit — Petroleum Pe*tro le*um, n. [NL., fr. L. petra a rock + oleum oil: cf. F. p[ e]trole. Cf. {Petrify}, and {Oil}.] Rock oil, mineral oil, or natural oil, a dark brown or greenish inflammable liquid, which, at certain points, exists in the upper… …   The Collaborative International Dictionary of English

• naphtha — (n.) inflammable liquid distilled from petroleum, 1570s, from Latin, from Gk. naphtha bitumen, perhaps from Pers. neft pitch, or Aramaic naphta, nephta, but these could as well be from Greek. In Middle English as napte (late 14c.), from O.Fr.… …   Etymology dictionary