PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The units are especially effective on insulations such as P.T.F.E. and Teflon.
http://www.w3.org/ns/prov#wasQuotedFrom
  • utilityproducts.com