 |
| coal-fired: 124 phrases in 23 subjects |
| Aluminium industry | 2 |
| Business | 1 |
| Construction | 6 |
| Electrical engineering | 4 |
| Electronics | 7 |
| Energy industry | 58 |
| Energy system | 1 |
| Environment | 1 |
| European Bank for Reconstruction and Development | 1 |
| Food industry | 1 |
| Gas processing plants | 2 |
| General | 4 |
| Geology | 1 |
| Makarov | 5 |
| Mathematics | 1 |
| Metallurgy | 1 |
| Natural resourses and wildlife conservation | 2 |
| Nautical | 1 |
| Nuclear and fusion power | 1 |
| Rail transport | 3 |
| Sociology | 1 |
| Technology | 14 |
| Thermal engineering | 6 |