PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Petrochemical solvents include: the aliphatic hydrocarbons, such as hexane, pentane, octane, petroleum ether, cyclohexane, methylene chloride, methanol, ethanol, and other low boiling alcohols; aromatics including benzene and toluene; and numerous other petrochemicals not listed.
http://www.w3.org/ns/prov#wasQuotedFrom
  • freepatentsonline.com