 |
| ambient air: 65 phrases in 23 subjects |
| Aerohydrodynamics | 1 |
| Aluminium industry | 1 |
| Automobiles | 2 |
| Aviation | 5 |
| Construction | 2 |
| Ecology | 11 |
| Electronics | 1 |
| Energy industry | 9 |
| Gas processing plants | 1 |
| General | 4 |
| Makarov | 6 |
| Measuring instruments | 2 |
| Mechanic engineering | 1 |
| Meteorology | 1 |
| Military | 1 |
| Natural resourses and wildlife conservation | 1 |
| Nuclear physics | 1 |
| Oil / petroleum | 2 |
| Production | 2 |
| Silicate industry | 1 |
| Technology | 7 |
| Water supply | 1 |
| Weapons of mass destruction | 2 |