| http://www.w3.org/ns/prov#value | - ne terephthalate, polyvinyl chloride, polyoxymethylene, polycarbonate, polyglycolic acid, polydimethylsiloxane, polystyrene, polysulfone, polyvinyl alcohol, polyvinyl pyrrolidone, polyphenylene sulfide, polyphthalamide, polybutylene terephthalate, polypropylene, polyvinyl chloride, polytetrafluoroethylene, and rigid polyvinyl chloride and metals such as aluminum alloys, titanium alloys, and stainl
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