PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • These include air, steam, liquid water, gaseous nitrogen, liquid nitrogen, other gases including inert gases, carbon monoxide, carbon dioxide, oils such as mineral oil, gaseous hydrocarbons, liquid hydrocarbons, and heat exchange fluids such as Dowtherm A and Therminol which are available from Dow-Union Carbide.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com