gas specific gravity

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• specific gravity — specific gravity, adj. Physics. the ratio of the density of any substance to the density of some other substance taken as standard, water being the standard for liquids and solids, and hydrogen or air being the standard for gases. Also called… …   Universalium

• Gas pycnometer — A gas pycnometer, a type of pycnometer, is a laboratory device used for measuring the density or more accurately the volume of solids, be they regularly shaped, porous or non porous, monolithic, powdered, granular or in some way comminuted,… …   Wikipedia

• Specific volume — Volume Vol ume, n. [F., from L. volumen a roll of writing, a book, volume, from volvere, volutum, to roll. See {Voluble}.] 1. A roll; a scroll; a written document rolled up for keeping or for use, after the manner of the ancients. [Obs.] [1913… …   The Collaborative International Dictionary of English

• Gas flow computer — Originally the gas flow computer was an electronic module that simply provided a dedicated gas flow computer function. Today gas flow computer is a misnomer since the gas flow computer function is a subfunction to an overall data acquisition and… …   Wikipedia

• gas densitometer — an apparatus for measuring specific gravity of a gas …   Medical dictionary

• Gas core reactor rocket — Gas core reactor rockets are a conceptual type of rocket that is propelled by the exhausted coolant of a gaseous fission reactor. The nuclear fission reactor core may be either a gas or plasma. They may be capable of creating specific impulses of …   Wikipedia

• Specific impulse — (usually abbreviated I sp) is a way to describe the efficiency of rocket and jet engines. It represents the impulse (change in momentum) per unit of propellant. The higher the specific impulse, the less propellant is needed to gain a given amount …   Wikipedia

• Gas metal arc welding — RMD redirects here. RMD may also refer to IRA Required Minimum Distributions. Gas metal arc welding …   Wikipedia

• gravity battery — Battery Bat ter*y, n.; pl. {Batteries}. [F. batterie, fr. battre. See {Batter}, v. t.] 1. The act of battering or beating. [1913 Webster] 2. (Law) The unlawful beating of another. It includes every willful, angry and violent, or negligent… …   The Collaborative International Dictionary of English

• Oil and gas deposits in the Czech Republic — The small oil and gas deposits in the Czech Republic are located mainly in south Moravia. Their exploration started in the early years of 20th century, first commercial oil extraction opened in 1919. In 2005 340,600 m³ of crude oil and 98.75… …   Wikipedia

• Flue gas emissions from fossil fuel combustion — refers to the combustion product gas resulting from the burning of fossil fuels [http://www.epa.gov/ttn/chief/ap42/index.html Compilation of Air Pollutant Emission Factors] ] . Most fossil fuels are combusted with ambient air (as differentiated… …   Wikipedia