artificial asphalt

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• artificial asphalt — noun : the solid residuum from the refining of certain kinds of petroleum …   Useful english dictionary

• Asphalt — As phalt, Asphaltum As*phal tum, n. [Gr. ?, of eastern origin: cf. F. asphalte.] 1. Mineral pitch, Jews pitch, or compact native bitumen. It is brittle, of a black or brown color and high luster on a surface of fracture; it melts and burns when… …   The Collaborative International Dictionary of English

• Asphalt rock — Asphalt As phalt, Asphaltum As*phal tum, n. [Gr. ?, of eastern origin: cf. F. asphalte.] 1. Mineral pitch, Jews pitch, or compact native bitumen. It is brittle, of a black or brown color and high luster on a surface of fracture; it melts and… …   The Collaborative International Dictionary of English

• Asphalt stone — Asphalt As phalt, Asphaltum As*phal tum, n. [Gr. ?, of eastern origin: cf. F. asphalte.] 1. Mineral pitch, Jews pitch, or compact native bitumen. It is brittle, of a black or brown color and high luster on a surface of fracture; it melts and… …   The Collaborative International Dictionary of English

• asphalt — /ˈæʃfɛlt / (say ashfelt), /ˈæsfɛlt / (say asfelt) noun 1. any of various dark coloured, solid bituminous substances, composed mostly of mixtures of hydrocarbons, occurring native in various parts of the earth. 2. a similar artificial substance,… …  

• petroleum asphalt — noun : artificial asphalt …   Useful english dictionary

• Asphaltum — Asphalt As phalt, Asphaltum As*phal tum, n. [Gr. ?, of eastern origin: cf. F. asphalte.] 1. Mineral pitch, Jews pitch, or compact native bitumen. It is brittle, of a black or brown color and high luster on a surface of fracture; it melts and… …   The Collaborative International Dictionary of English

• mineral rubber — noun 1. : any of various rubbery substances of mineral origin (as asphalt) 2. : an artificial asphalt obtained usually by blowing petroleum residues with air and used in compounding rubber and in insulation compare blown oil 2 …   Useful english dictionary

• Petroleum industry — The distribution of oil and gas reserves among the world s 50 largest oil companies. The reserves of the privately owned companies are grouped together. The oil produced by the supermajor companies accounts for less than 15% of the total world… …   Wikipedia

• Ignacy Łukasiewicz — Jan Józef Ignacy Łukasiewicz (1822 1882) was a Polish pharmacist of Armenian descent who devised the first method of distilling kerosene from seep oil. He was the founder of the Polish oil industry and one of the pioneers of oil industry in the… …   Wikipedia

• Turf management — or pitchcare describes the work needed to keep a sporting pitch ready for use. This article looks at the various types of sporting pitches and the type of challenges which they present.The skills needed vary considerably dependent upon the sport… …   Wikipedia