depurazione: 129 phrases in 17 subjects |
Agriculture | 4 |
Chemistry | 15 |
Coal | 2 |
Earth sciences | 2 |
Ecology | 1 |
Economy | 1 |
Environment | 49 |
Fish farming pisciculture | 1 |
General | 24 |
Industry | 2 |
Labor law | 2 |
Medical | 3 |
Metallurgy | 4 |
Natural sciences | 1 |
Patents | 5 |
Social science | 4 |
Transport | 9 |