Verunreinigungen : 72 phrases in 15 subjects |
Chemistry | 6 |
Earth sciences | 2 |
Economy | 8 |
Electronics | 2 |
Environment | 31 |
General | 2 |
Health care | 5 |
Industry | 5 |
Information technology | 2 |
Metallurgy | 4 |
Natural sciences | 1 |
Piezoelectric crystals | 1 |
Politics | 1 |
Textile industry | 1 |
Transport | 1 |