PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Oxygen cleaning is performed on factories with furnaces, autoclaves, aerospace facilities, refineries, pressure gauges, pressure transmitters, regulators , fittings, thermowells, gold mines, hospitals, tubing, pipe, hoses, filters, valves and other assemblies and plants.
http://www.w3.org/ns/prov#wasQuotedFrom
  • globalspec.com