Across
- 3. Shapes the melted plastic
- 4. a moving joint used on doors
- 5. A helical wire
- 8. The reusing of materials
- 10. Things added into the material
- 13. The exiting of something
- 14. a type of pliable material
Down
- 1. Can endure alot
- 2. Used to strengthen the design
- 3. Happens to most plastics in high heat
- 5. Can be separated
- 6. Can be shaped
- 7. Joining of 2 parts with heat
- 9. something that keeps the contents of a box inside the box when it is turned upside down
- 11. The process of shaping metals
- 12. can meld plastics