Polypropylene No. 300
October 1965
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This unit includes:
- blue and white granules of polypropylene, packaged in a polyethylene
bag
- polypropylene cloth
- polypropylene rope
- cast polypropylene film
- a polypropylene "living hinge"
- a 20-page booklet containing 7 experiments
Production by Ruby Yoshioka.
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