PETROLEUM OIL AND LUBRICANT

PETROLEUM OIL AND LUBRICANT
نفط زيت وتشحيم

English-Arabic military dictionary. 2015.

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  • Lubricant — A lubricant is a substance introduced to reduce friction between moving surfaces. It may also have the function of transporting foreign particles and of distributing heat. The property of reducing friction is known as lubricity. A good lubricant… …   Wikipedia

  • petroleum refining — Introduction  conversion of crude oil into useful products. History Distillation of kerosene and naphtha       The refining of crude petroleum owes its origin to the successful drilling of the first oil well in Titusville, Pa., in 1859. Prior to… …   Universalium

  • Oil refinery — Anacortes Refinery (Tesoro), on the north end of March Point southeast of Anacortes, Washington An oil refinery or petroleum refinery is an industrial process plant where crude oil is processed and refined into more useful petroleum products,… …   Wikipedia

  • Petroleum industry in Ghana — Although commercial quantities of offshore oil reserves were discovered in the 1970s, by 1990 production was still negligible. In 1983 the government established the Ghana National Petroleum Corporation (GNPC) to promote exploration and… …   Wikipedia

  • oil plant — ▪ botany       any of the numerous plants, either under cultivation or growing wild, used as sources of oil. Oil plants include trees such as palm, herbaceous plants such as flax, and even fungi (Fusarium).       Vegetable oils are used… …   Universalium

  • Castor oil — is a vegetable oil obtained from the castor bean (technically castor seed as the castor plant, Ricinus communis , is not a member of the bean family). Castor oil (CAS number 8001 79 4) is a colorless to very pale yellow liquid with mild or no… …   Wikipedia

  • Oil additive — Oil additives are chemical compounds that improve the lubricant performance of base oil (or oil base stock ). By utilizing the same base stock, many different oils can be manufactured, each with its distinctive properties. Additives comprise up… …   Wikipedia

  • oil — ► NOUN 1) a viscous liquid obtained from petroleum, used especially as a fuel or lubricant. 2) any of various viscous liquids which are insoluble in water and are obtained from animals or plants. 3) Chemistry any of a group of natural esters of… …   English terms dictionary

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