PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • A polyolefin is a polymer made from an olefin monomer such as ethylene or propylene.
http://www.w3.org/ns/prov#wasQuotedFrom
  • 1888pressrelease.com