olefins : 101 phrase in 14 subjects |
Chemical industry | 1 |
Chemistry | 14 |
General | 5 |
Makarov | 27 |
Mass media | 2 |
Oil / petroleum | 3 |
Oil and gas | 21 |
Oil processing plants | 8 |
Oilfields | 1 |
Perfume | 1 |
Pharmacology | 1 |
Pharmacy and pharmacology | 2 |
Polymers | 14 |
Technology | 1 |