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Sophia Nguyen——Studied at Harvard University, Lives in Cambridge, MA
Single-ply roofing membranes fall into two classes -- thermoset membranes, such as ethylene propylene diene monomer (
EPDM) and Hypalon, and
thermoplastic membranes, such as
thermoplastic polyolefin (TPO) and polyvinyl chloride (PVC). ... Hypalon is a chlorosulfonated polyethylene.
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