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| petroleum derivative (Alexander Demidov); petroleum product (Petroleum products are useful materials derived from crude oil (petroleum) as it is processed in oil refineries. Unlike petrochemicals, which are a collection of well-defined usually pure chemical compounds, petroleum products are complex mixtures. The majority of petroleum is converted to petroleum products, which includes several classes of fuels. WAD Alexander Demidov) | |||
| товар, выработанный из нефти: 3 a las frases, 1 temas |
| General | 3 |