sludge: 337 phrases in 17 subjects |
Agriculture | 10 |
Chemistry | 5 |
Construction | 1 |
Cultural studies | 2 |
Earth sciences | 10 |
Economy | 1 |
Energy industry | 28 |
Environment | 236 |
General | 7 |
Hydraulics | 2 |
Industry | 4 |
Life sciences | 10 |
Mechanic engineering | 3 |
Medical | 2 |
Metallurgy | 11 |
Oil / petroleum | 1 |
Transport | 4 |