PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Gases that do not cause chemical reactions such as oxidation reactions in the foam are preferred and are referred to herein as ???non-reactive??? or ???inert??? gases.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com