Students use specially designed trays to identify recyclable plastics by determining their relative density, test the flammability of the plastics and their physical characteristics, and identify unknown plastics using the information they have collected. Includes patented LAB-AIDS molecular model components that students use to construct each repeat unit (the continuous molecule that makes up the larger polymer or plastic) in the polymer structure. May also be used as an enrichment unit on density. For 16 lab groups of two-student teams.
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