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| bitumen | |||
| tar pitch | |||
| judean pitch; asphalt | |||
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| bitumen A generic term applied to natural inflammable substances of variable colour, hardness, and volatility, composed principally of a mixture of hydrocarbons substantially free from oxygenated bodies. Bitumens are sometimes associated with mineral matter, the nonmineral constituents being fusible and largely soluble in carbon disulfide, yielding water-insoluble sulfonation products. Petroleum, asphalts, natural mineral waxes, and asphaltites are all considered bitumens | |||
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| asphalt; bituminize | |||
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bitume : 292 фрази в 21 тематиці |