 |
| disposal plant: 44 phrases in 15 subjects |
| Accounting | 1 |
| Audit | 2 |
| Construction | 7 |
| Ecology | 8 |
| Electronics | 2 |
| Energy industry | 2 |
| Environment | 1 |
| General | 1 |
| Makarov | 1 |
| Mining | 4 |
| Natural resourses and wildlife conservation | 3 |
| Oil / petroleum | 1 |
| Production | 1 |
| Technology | 8 |
| Thermal engineering | 2 |