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| fossil fuel | |||
| natural fuel | |||
| indigenous propagation | |||
| natural fuel (oil нефть coal уголь conventional gas, natural gas, rock gas природный газ shale oil, pyroschist, pyroshale горючие сланцы peat; turf торф timber, wood древесина) | |||
| природное топливо: 22 phrases in 6 subjects |
| Automobiles | 1 |
| Ecology | 1 |
| Electronics | 5 |
| Energy industry | 13 |
| Gas processing plants | 1 |
| Technology | 1 |