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- Electric power distribution[remove]10
- Electric power-plants5
- Electric lines3
- Electric power transmission2
- Gas fields2
- Natural gas pipelines2
- Oil fields2
- Petroleum pipelines2
- Fossil fuels1
- Gas distribution1
- Mineral industries1
- Natural gas1
- Nuclear power plants1
- Petroleum1
- Petroleum industry and trade1
- Pipelines1
- Power resources1
- Roads1
- Water-power1
