high volatile

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• high volatile A bituminous coal — n the rank of coal, within the bituminous class of the Classification D388, such that on the dry and mineral matter free basis, the volatile matter content of the coal is greater than 31 % (or the fixed carbon content is less than 69 %), and its… …   Coke&Coal Terminology

• high volatile B bituminous coal — n the rank of coal, within the bituminous class of Classification D388, such that, on the moist, mineral matter free basis, the gross calorific value of the coal in British thermal units per pound is equal to greater than 13 000 (30.24 Mj/kg) but …   Coke&Coal Terminology

• high volatile C bituminous coal — n the rank of coal, within the bituminous class of Classification D388, such that, on the moist, mineral matter free basis, the gross calorific value of the coal in British thermal units per pound is equal to or greater than 11 500 (26.75 Mj/kg)… …   Coke&Coal Terminology

• Volatile organic compound — Volatile organic compounds (VOCs) are organic chemicals that have a high vapor pressure at ordinary, room temperature conditions. Their high vapor pressure results from a low boiling point, which causes large numbers of molecules to evaporate or… …   Wikipedia

• Volatile — may refer to: Chemistry Volatility (chemistry), a measure of the tendency of a substance to vaporize Relative volatility, a measure of vapor pressures of the components in a liquid mixture Volatiles, a group of compounds with low boiling points… …   Wikipedia

• High frequency — (HF) radio frequencies are between 3 and 30 MHz. Also known as the decameter band or decameter wave as the wavelengths range from one to ten decameters (ten to one hundred metres). Frequencies immediately below HF are denoted Medium frequency… …   Wikipedia

• High-performance liquid chromatography — An HPLC. From left to right: A pumping device generating a gradient of two different solvents, a steel enforced column and an apparatus for measuring the absorbance. Acronym HPLC Classification Chromatography …   Wikipedia

• High-availability cluster — High availability clusters (also known as HA clusters or failover clusters) are groups of computers that support server applications that can be reliably utilized with a minimum of down time. They operate by harnessing redundant computers in… …   Wikipedia

• High velocity human factors — (HVHF) is a paradigm in the human factors sciences that specifically studies human performance in mission critical domains (MCD), such as military combat, law enforcement, fire fighting, etc., when it experiences nonequilibrium. The domain in the …   Wikipedia

• Volatile anaesthetic — The volatile anaesthetics are a class of general anaesthetic drugs. They share the property of being liquid at room temperature, but evaporating easily for administration by inhalation (some experts make a distinction between volatile and gas… …   Wikipedia

• volatile — adjective 1) a volatile personality Syn: unpredictable, changeable, variable, inconstant, inconsistent, erratic, irregular, unstable, turbulent, blowing hot and cold, varying, shifting, fluctuating, fluid, mutable; mercurial …   Thesaurus of popular words