PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The company's range of products includes: ethylene, polyethylene, styrene, propylene, caustic, VCM, PVC resin and PVC building products including PVC pipe, windows and fence.
http://www.w3.org/ns/prov#wasQuotedFrom
  • westlake.com