PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The resulting gas is a mixture of oxygen and hydrogen and water vapour which is then pass down a tube and into water (or alcohol) where further oxygen will be lost from the mixture leaving a more concentrated hydrogen gas mixture and a safety device should any of the hydrogen gas ignite and flash back into the tube.
http://www.w3.org/ns/prov#wasQuotedFrom
  • hhocarfuelcell.com