 |
| contamination level: 31 phrases in 18 subjects |
| Aviation medicine | 2 |
| Construction | 1 |
| Ecology | 6 |
| Electronics | 2 |
| Energy industry | 2 |
| Geology | 1 |
| Gold mining | 1 |
| Makarov | 1 |
| Medical appliances | 1 |
| Military | 1 |
| Natural resourses and wildlife conservation | 2 |
| Nuclear and fusion power | 1 |
| Oil and gas | 1 |
| Sakhalin | 3 |
| Sakhalin R | 1 |
| Security systems | 1 |
| Technology | 2 |
| Weapons of mass destruction | 2 |