PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The process itself involves mixing a fuel, like kerosene, propane, hydrogen or natural gas, with oxygen and then igniting the mixture while powders made up of metals, alloys and other compounds are fed into a combustion chamber and melted, said Hal Olmstead, chief of landing gear process engineering for the 309th Commodities Group.
http://www.w3.org/ns/prov#wasQuotedFrom
  • defense.gov