Biomass energy Crossword

12345678910111213
Across
  1. 3. Organic matter rotting or decomposing
  2. 4. Powdery Particles of wood
  3. 6. Energy that will not run out
  4. 7. A substance that pollutes
  5. 8. Able to continue for a long time
  6. 10. What is left after the main part is gone
  7. 11. Created from living matter
  8. 13. Organic matter used as fuel
Down
  1. 1. A device used to heat things to high temperatures
  2. 2. An engine that converts mechanical energy into electrical energy
  3. 5. Not releasing carbon dioxide into the atmosphere
  4. 9. Making effective use of money
  5. 12. Plants grown on a large scale for commercial use