| |||
refinement | |||
refining The processing of raw material to remove impurities; extraction (Öl) | |||
purification | |||
refining |
Raffination : 21 phrases in 11 subjects |
Agriculture | 1 |
Chemistry | 5 |
Coal | 2 |
Environment | 1 |
Fat-and-oil industry | 1 |
General | 1 |
Industry | 1 |
Materials science | 1 |
Metallurgy | 5 |
Statistics | 1 |
Technology | 2 |