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Coal Tar :: Coal tar () A thick, black, tarry liquid, obtained by the distillation of bituminous coal in the manufacture of illuminating gas; used for making printer's ink, black varnish, etc. It is a complex mixture from which many substances have been obtained, especially hydrocarbons of the benzene or aromatic series..

Stearoptene :: Stearone (n.) The ketone of stearic acid, obtained as a white crystalline substance, (C17H35)2.CO, by the distillation of calcium stearate..

Naphtha :: Naphtha (n.) One of several volatile inflammable liquids obtained by the distillation of certain carbonaceous materials and resembling the naphtha from petroleum; as, Boghead naphtha, from Boghead coal (obtained at Boghead, Scotland); crude naphtha, or light oil, from coal tar; wood naphtha, from wood, etc..

Oxyphenol :: Oxyphenol (n.) A phenol, /////, produced by the distillation of catechin; called also oxyphenic acid, and now pyrocatechin..

Naphthalene :: Naphthalene (n.) A white crystalline aromatic hydrocarbon, C10H8, analogous to benzene, and obtained by the distillation of certain bituminous materials, such as the heavy oil of coal tar. It is the type and basis of a large number of derivatives among organic compounds. Formerly called also naphthaline..

Protocatechuic :: Protocatechuic (a.) Pertaining to, derived from, or designating, an organic acid which is obtained as a white crystalline substance from catechin, asafetida, oil of cloves, etc., and by distillation itself yields pyrocatechin..

Abstract :: Abstract (a.) To separate, as the more volatile or soluble parts of a substance, by distillation or other chemical processes. In this sense extract is now more generally used..

Petroleum :: Petroleum (n.) Rock oil, mineral oil, or natural oil, a dark brown or greenish inflammable liquid, which, at certain points, exists in the upper strata of the earth, from whence it is pumped, or forced by pressure of the gas attending it. It consists of a complex mixture of various hydrocarbons, largely of the methane series, but may vary much in appearance, composition, and properties. It is refined by distillation, and the products include kerosene, benzine, gasoline, paraffin, etc..

Lepidine :: Lepidine (n.) An organic base, C9H6.N.CH3, metameric with quinaldine, and obtained by the distillation of cinchonine..

Gasoline :: Gasoline (n.) A highly volatile mixture of fluid hydrocarbons, obtained from petroleum, as also by the distillation of bituminous coal. It is used in making air gas, and in giving illuminating power to water gas. See Carburetor..

Oleone :: Oleone (n.) An oily liquid, obtained by distillation of calcium oleate, and probably consisting of the ketone of oleic acid..

Aniline :: Aniline (n.) An organic base belonging to the phenylamines. It may be regarded as ammonia in which one hydrogen atom has been replaced by the radical phenyl. It is a colorless, oily liquid, originally obtained from indigo by distillation, but now largely manufactured from coal tar or nitrobenzene as a base from which many brilliant dyes are made..

Alcohol :: Alcohol (n.) Pure spirit of wine; pure or highly rectified spirit (called also ethyl alcohol); the spirituous or intoxicating element of fermented or distilled liquors, or more loosely a liquid containing it in considerable quantity. It is extracted by simple distillation from various vegetable juices and infusions of a saccharine nature, which have undergone vinous fermentation..

Distillation :: Distillation (n.) The act of falling in drops, or the act of pouring out in drops..

Phenol :: Phenol (n.) A white or pinkish crystalline substance, C6H5OH, produced by the destructive distillation of many organic bodies, as wood, coal, etc., and obtained from the heavy oil from coal tar..

Receiver :: Receiver (n.) A vessel connected with an alembic, a retort, or the like, for receiving and condensing the product of distillation..

Still-hunt :: Stillhouse (n.) A house in which distillation is carried on; a distillery.

Cymogene :: Cymogene (n.) A highly volatile liquid, condensed by cold and pressure from the first products of the distillation of petroleum; -- used for producing low temperatures..

Bolthead :: Bolthead (n.) A long, straight-necked, glass vessel for chemical distillations; -- called also a matrass or receiver..

Neroli :: Neroli (n.) An essential oil obtained by distillation from the flowers of the orange. It has a strong odor, and is used in perfumery, etc..

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