EPS is a rigid closed cell/cellular plastic resin made from petrochemicals derived from crude oil. The resin is incorporated via a blowing agent, pentane gas (C5H12). Steam softens the plastic resin causing the pentane to expand the plastic into beads at least 40 times their original size. Amazingly, EPS is about 98% air and 2% polystyrene.
It protects
Sriya Galappaththie —
The worst customer service I have ever experienced in this country. I ordered some boxes to pick up from the warehouse, after
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