PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Fuel cells of the type that provide a gaseous or liquid fuel, such as hydrogen or methanol, also may benefit from an air manager that can provide air at a gas depolarized electrode while maintaining a needed hydration level in an electrolyte or hydrated membrane (???polymer electrolyte???).
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.fr