With what type of plastic are boats made?

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"there 7 polymers"
multiple choice question?
"fiberglass" boats made made of fiberglass reinforced thermosetting polyester resin, though more exotic reinforcement , epoxy resins used.
small boats made of blow molded or rotomolded polyethylene or similar thermoplastics
haven't seen 1 recently, used have (very) small sail boat made of expanded polystyrene.
small low cost inflatables (more or less toys) made of polyvinyl chloride, while more robust inflatables (like zodiac®) made of fabric reinforced synthetic rubber of sort.

anyone know?
there 7 polymers.. , 1 of them used build boats out of, have idea?


Science & Mathematics Engineering Next



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