plastics

plastics, terms,people,history

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Across 1. first plastic project made in your station 5. liquid which will dissolve substances 7. resistance to flow by a liquid(water vs honey) 9. capable of being heated and shaped over & over 12. hard when finished & shape can be changed 14. substance added to promote curing 15. Dr. who discovered plastics 16. second project that holds a pen/pencil 17. tendency of a liquid plastic to flow away

Down 2. invented in 1927 3. substance added to accelerate a reaction 4. name of first plastic 6. formed by molecules to higher molecular weights 8. devise used to heat and bend plastics 10. used to remove scratches from edges of plastics 11. placed on both sides of plastics to protest from being scratched 13. to bond

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