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phrases
betún m
génér. shoeshine
brev. bitumen; shoe polish
chim. cream for footwear; polish
constr. pitch
envir. 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
pétr. asphalt; asphalt cement
betun: 61 phrases, 13 sujets
Agriculture3
Brevets2
Charbon2
Chimie15
Construction22
Général3
Génie mécanique2
Horticulture1
Industrie de l'industr.1
Pétrole / pétrole3
Science des matériaux2
Soins de santé1
Transport4