Across
- 2. A type of thermoplastic
- 5. A group of polymers derived from substituted vinyl monomers
- 8. A polymerization reaction that is done in three steps
- 9. Does it bounce?
- 12. A type of polymerization reaction
- 15. The first step in addition polymerization
- 17. Two or more atoms held together by attractive forces
- 18. The last step in addition polymerization
- 19. An unrecyclable plastic
- 20. A type of thermoset
- 21. The most common compound found in a polymer
Down
- 1. A type of test used to determine a type of plastic
- 3. Polymer chains become stuck
- 4. Provides the desired colour to plastic material
- 6. A recyclable plastic
- 7. Light moves through material without being detected
- 10. Molecule that reacts with other molecules to form polymer chains
- 11. Added to a material to increase its plasticity
- 13. cellulose acetate and cellulose nitrate are ? plastics
- 14. The last shell
- 16. Polymer with viscoelasticity and weak intermolecular forces