 |
| treatment plants: 339 phrases in 52 subjects |
| Agriculture | 2 |
| Agrochemistry | 2 |
| Astronautics | 2 |
| Automated equipment | 3 |
| Caspian | 4 |
| Construction | 34 |
| Drilling | 1 |
| Ecology | 39 |
| Economy | 1 |
| Electric machinery | 1 |
| Electrical engineering | 3 |
| Electronics | 7 |
| Energy industry | 24 |
| Energy system | 1 |
| Environment | 1 |
| European Bank for Reconstruction and Development | 3 |
| Facilities | 1 |
| Forestry | 2 |
| Galvanizing | 2 |
| Gas processing plants | 4 |
| General | 17 |
| Gold mining | 4 |
| Industry | 1 |
| Karachaganak | 1 |
| Makarov | 19 |
| Medical | 3 |
| Metallurgy | 7 |
| Military | 3 |
| Mining | 5 |
| Molikpaq | 1 |
| Natural resourses and wildlife conservation | 16 |
| Nautical | 5 |
| Nuclear physics | 2 |
| Occupational health & safety | 1 |
| Oil / petroleum | 11 |
| Oil and gas | 11 |
| Oil and gas technology | 2 |
| Oilfields | 7 |
| Polymers | 1 |
| Pulp and paper industry | 1 |
| Sakhalin | 11 |
| Sakhalin R | 1 |
| Sakhalin S | 3 |
| Sewage and wastewater treatment | 1 |
| Sociology | 2 |
| Technology | 20 |
| Tengiz | 2 |
| Thermal engineering | 2 |
| Waste management | 1 |
| Water resources | 7 |
| Water supply | 26 |
| Weapons of mass destruction | 8 |