Across
- 3. A greenhouse gas produced at landfill sites.
- 6. Is a fuel made from crude oil.
- 8. It takes millions of years for this fuel to form.
- 9. Can be recycled to make mattresses.
Down
- 1. Is a non renewable resource.
- 2. Can be recycled many times, over and over again.
- 4. Can be recycled.
- 5. Is a renewable resource.
- 6. Traffic cones can be made by recycled _______
- 7. Is the action of using something again and again.