G65

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Across
  1. 2. Earth heat energy
  2. 4. Air-powered energy
  3. 5. Organic energy source
  4. 10. Alcohol fuel
  5. 11. Gaseous fossil fuel
  6. 12. Power distribution network
  7. 15. Poisonous substance
  8. 16. Ocean motion energy
  9. 18. Coal oil gas
  10. 20. Energy generation site
Down
  1. 1. Plant-based diesel
  2. 3. Water-powered energy
  3. 6. Flowing electric power
  4. 7. Carbon-based fuel
  5. 8. Organic fuel material
  6. 9. Basic systems
  7. 13. Crude oil
  8. 14. Energy emission
  9. 17. Atomic energy source
  10. 19. Sun-based energy