Espanol3, Unidad 4
Across
- 4. efficiency
- 6. isolation
- 9. energy
- 11. to save
- 13. renewable
- 15. recycle
- 16. ecological products
- 17. to reduce
Down
- 1. to reuse
- 2. raw materials
- 3. natural environment
- 5. location
- 7. toilet
- 8. sustainability
- 10. the green zone
- 12. heating
- 14. consumption