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| уровень загрязнения: 107 phrases in 33 subjects |
| Agriculture | 1 |
| Astronautics | 1 |
| Construction | 8 |
| Ecology | 20 |
| Economy | 1 |
| Electronics | 2 |
| Energy industry | 15 |
| Environment | 6 |
| European Bank for Reconstruction and Development | 1 |
| General | 2 |
| Geology | 1 |
| Gold mining | 1 |
| Makarov | 11 |
| Medical | 3 |
| Medical appliances | 1 |
| Microelectronics | 1 |
| Military | 1 |
| Natural resourses and wildlife conservation | 1 |
| Nautical | 1 |
| Nuclear and fusion power | 2 |
| Nuclear physics | 1 |
| Occupational health & safety | 1 |
| Oil / petroleum | 1 |
| Oil and gas technology | 1 |
| Politics | 1 |
| Production | 1 |
| Shipbuilding | 2 |
| Technology | 9 |
| Transport | 4 |
| United Nations | 2 |
| Water resources | 1 |
| Water supply | 1 |
| Weapons of mass destruction | 2 |