 |
| |||
| sewage | |||
| dirty water | |||
| greywater | |||
| muddy water | |||
| грязная вода: 22 phrases in 13 subjects |
| Astronautics | 1 |
| Drilling | 1 |
| Ecology | 1 |
| Electronics | 1 |
| General | 3 |
| Geology | 1 |
| Makarov | 6 |
| Mathematics | 1 |
| Metallurgy | 1 |
| Nautical | 3 |
| Oil and gas | 1 |
| Oil and gas technology | 1 |
| Thermal engineering | 1 |