oil viscosity
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Oil pump (internal combustion engine) — This article is about a part in an internal combustion engine. For other uses, see Oil pump. Oil circulation system … Wikipedia
oil — A substance that lubricates and cools the moving parts of the engine and reduces the formation of rust and corrosion. It contains additives which fights the corrosion of bearings, keeps small particles in suspension, reduces engine wear, and… … Dictionary of automotive terms
Oil well — The pumpjack, such as this one located south of Midland, Texas, is a common sight in West Texas. An oil well is a general term for any boring through the earth s surface that is designed to find and acquire petroleum oil hydrocarbons. Usually… … 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
Viscosity index — is a petroleum industry term. It is a lubricating oil quality indicator, an arbitrary measure for the change of kinematic viscosity with temperature. The viscosity of liquids decreases as temperature increases. The viscosity of a lubricant is… … Wikipedia
Oil pastel — (also called wax oil crayon) is a painting and drawing medium with characteristics similar to pastels and wax crayons. Unlike soft or French pastel sticks, which are made with a gum or methyl cellulose binder, oil pastels consist of pigment mixed … Wikipedia
Viscosity printing — is a multi color printmaking technique that incorporates principles of relief printing and intaglio printing. It was pioneered by Stanley William Hayter. The process uses the principle of viscosity to print multiple colors of ink from a single… … Wikipedia
Oil well control — is the management of the dangerous effects caused by unexpected high pressures upon surface equipment of oil or gas drilling rigs. Technically, oil well control involves preventing Formation fluid, usually referred to as kick, from entering into… … Wikipedia
oil painting — oil painter. 1. the art or technique of painting with oil colors. 2. a painting executed in oil colors. [1775 85] * * * Painting in oil colours, a medium consisting of pigments suspended in drying oils. Oil paint enables both fusion of tones and… … Universalium
Oil analysis — (OA) is the laboratory analysis of a lubricant s properties, suspended contaminants, and wear debris. OA is performed during routine preventive maintenance to provide meaningful and accurate information on lubricant and machine condition. By… … Wikipedia
Oil pressure (internal combustion engine) — Oil pressure is an important factor in the longevity of most internal combustion engines. With a forced lubrication system (invented by Frederick Lanchester), oil is picked up by an oil pump and forced through oil galleries (drillings) into the… … Wikipedia
