nonvolatile lubricant

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isoprenoid — /uy seuh pree noyd/, adj. Chem. pertaining to, derived from, or similar to isoprene. [1955 60; ISOPRENE + OID] * * * or terpene Class of organic compounds made up of two or more structural units derived from isoprene. Isoprene is a five carbon… … Universalium
castor oil — a colorless to pale yellow, viscid liquid, usually obtained from the castor bean by a pressing process: used as a lubricant, in the manufacture of certain soaps and creams, and in medicine chiefly as a cathartic. Also called ricinus oil. [1740… … Universalium
fat — fatless, adj. fatlike, adj. /fat/, adj., fatter, fattest, n., v., fatted, fatting. adj. 1. having too much flabby tissue; corpulent; obese: a fat person. 2. plump; well fed: a good, fat chicken. 3. consisting of or containing fat; greasy; oily:… … Universalium
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

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