API scale

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• API gravity — The American Petroleum Institute gravity, or API gravity, is a measure of how heavy or light a petroleum liquid is compared to water. If its API gravity is greater than 10, it is lighter and floats on water; if less than 10, it is heavier and… …   Wikipedia

• API gravity — An arbitrary scale expressing the gravity, or density, of liquid petroleum products in terms of API degrees. Relationship of the API scale to specific gravity is expressed by the equation ºAPI = (441.5/sp gr 60/60F) 131.5. ASTM D 287 is the… …   Petroleum refining glossary

• API gravity —   American Petroleum Institute measure of specific gravity of crude oil or condensate in degrees. An arbitrary scale expressing the gravity or density of liquid petroleum products. The measuring scale is calibrated in terms of degrees API; it is… …   Energy terms

• degree API — (°API)    a unit invented by the American Petroleum Institute (API) to measure the specific gravity, or one might say the lightness, of petroleum. Lighter oils are more valuable, so the API scale gives them higher readings than heavier oils. If S …   Dictionary of units of measurement

• API Gravity —    Universally accepted scale, adopted by the API, to express the specific gravity of oils. It serves as a rough measure of quality. The higher the API gravity number, the richer the yield in premium refined products.    ► See also API …   Financial and business terms

• API gravity — noun A specific gravity scale measuring the relative density of various petroleum liquids, expressed in degrees …   Wiktionary

• Плотность в градусах API — Плотность в градусах API  единица измерения плотности нефти, разработанная Американским институтом нефти. Измерения в градусах API позволяют определить относительную плотность нефти по отношению к плотности воды при той же температуре. По… …   Википедия

• Baumé scale — The Baumé scale is a pair of hydrometer scales developed by French pharmacist Antoine Baumé in 1768 to measure density of various liquids. The unit of the Baumé scale has been notated variously as degrees Baumé, B°, Bé° and simply Baumé (the… …   Wikipedia

• Java Telephony API — The Java Telephony API (JTAPI) supports telephony call control. It is an extensible application programming interface (API) designed to scale for use in a range of domains, from first party call control in a consumer device to third party call… …   Wikipedia

• Google Maps — Screenshot of Google Maps showing a route from San Francisco to Los Angeles on Interstate 5 …   Wikipedia

• Pharmaceutical industry in the People's Republic of China — The pharmaceutical industry is one of the leading industries in People s Republic of China, covering synthetic chemicals and drugs, prepared Chinese medicines, medical devices, apparatus and instruments, hygiene materials, packing materials, and… …   Wikipedia