 |
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| Verhütung von Umweltbelastungen | |||
| Vermeidung von Umweltbelastungen | |||
| prevention of pollution: 58 phrases in 8 subjects |
| Brewery | 1 |
| Environment | 15 |
| Fish farming pisciculture | 2 |
| General | 15 |
| Law | 1 |
| Natural resourses and wildlife conservation | 2 |
| Nuclear physics | 2 |
| Transport | 20 |