PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The oxidizing gas most preferably is an oxygen-containing gas such as O2, N2 O, NO, air or mixtures of these.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com