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a las frases
bitumen ['bɪtjumɪn] s
petról. bitumen n
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 s
ambient. bitumen n
 Inglés tesauro
bitumen ['bɪtjumɪn] abbr.
abrev., constr. bitn
abrev., minería bt
bitumen: 98 a las frases, 13 temas
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