 |
| suspended solids: 75 phrases in 22 subjects |
| Caspian | 1 |
| Chemistry | 3 |
| Construction | 4 |
| Ecology | 18 |
| Electronics | 2 |
| Energy industry | 9 |
| Hydrology | 1 |
| Makarov | 2 |
| Military | 1 |
| Nanotechnology | 1 |
| Natural resourses and wildlife conservation | 6 |
| Oceanography & oceanology | 2 |
| Oil / petroleum | 3 |
| Oil and gas | 4 |
| Pulp and paper industry | 1 |
| Sakhalin | 2 |
| Sewage and wastewater treatment | 1 |
| Technology | 2 |
| Tengiz | 1 |
| Water resources | 3 |
| Water supply | 3 |
| Weapons of mass destruction | 5 |