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Across 4. liquid which will dissolve substances 6. placed on both sides of plastics to protest from being scratched 9. capable of being heated and shaped over & over 10. resistance to flow by a liquid(water vs honey) 12. used to remove scratches from edges of plastics 14. Dr. who discovered plastics 15. formed by molecules to higher molecular weights 16. substance added to promote curing 17. substance added to accelerate a reaction

Down 1. invented in 1927 2. tendency of a liquid plastic to flow away 3. first plastic project made in your station 5. hard when finished & shape can be changed 7. second project that holds a pen/pencil 8. devise used to heat and bend plastics 11. name of first plastic 13. to bond