PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Cryogenic Treatment as a whole, promotes three transformations in heat-treated steels, cast irons and other metals:
http://www.w3.org/ns/prov#wasQuotedFrom
  • nitrofreeze.com