Across
- 2. waste production
- 5. things again
- 8. water after cleaning
- 11. process of waste
- 13. waste properly
- 16. from factories
- 17. collection system
- 18. waste into types
- 19. waste into manure
- 20. that breaks down naturally
Down
- 1. newspapers, bottles, cans
- 3. waste
- 4. metal, glass
- 6. of turning waste into new products
- 7. plastic, glass group
- 9. where garbage is dumped
- 10. from houses
- 12. Keeping environment clean
- 14. harmful to environment
- 15. food waste