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| waterborne contaminations | |||
| загрязнения в воде: 26 phrases in 11 subjects |
| Astronautics | 1 |
| Construction | 4 |
| Ecology | 4 |
| General | 1 |
| Makarov | 4 |
| Meat processing | 1 |
| Medical | 3 |
| Natural resourses and wildlife conservation | 2 |
| Technology | 1 |
| Water resources | 1 |
| Water supply | 4 |