sludge: 309 phrases in 19 subjects |
Agriculture | 4 |
Chemistry | 3 |
Construction | 1 |
Earth sciences | 9 |
Economy | 1 |
Energy industry | 4 |
Environment | 238 |
Forestry | 1 |
General | 4 |
Industry | 4 |
Life sciences | 23 |
Mechanic engineering | 1 |
Medical | 3 |
Metallurgy | 6 |
Natural sciences | 2 |
Obsolete / dated | 1 |
Oil / petroleum | 1 |
Politics | 1 |
Transport | 2 |