Across
- 2. green plants that grow in water
- 6. use something again instead of throwing it away
- 7. thin threads that form fabric or materials
- 9. natural streams of water flowing to the sea
- 11. substances used to make things
- 13. turning old materials into something new and better
- 15. the natural world around us
- 16. containers usually made of plastic or glass
- 19. a building where goods are manufactured
Down
- 1. harmful substances in the environment
- 3. unwanted or unusable materials
- 4. a large body of salt water covering most of the Earth
- 5. process used materials so they can be used again
- 8. a synthetic material made from oil
- 10. items worn on the feet
- 12. the natural home or environment of an animal or plant
- 14. light, bubbly material used in cushions or shoes
- 17. a thin strand of fibre used for sewing or weaving
- 18. materials basic substances used to make products