Natures Friend

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Across
  1. 1. Change into
  2. 4. Vegtables/crops as fuel
  3. 7. Lots of
  4. 8. Collect crops/vegtable
  5. 10. Clean up
  6. 14. A measurement
  7. 15. Bi-product
  8. 16. Works on farm
Down
  1. 2. Creates a product
  2. 3. Not petrol
  3. 5. Almost like
  4. 6. Increased
  5. 9. Grows on fields
  6. 11. Money
  7. 12. Term for farming
  8. 13. Create dirt in the air