PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The following information further defines the scope of this review, which covers pipes meeting the physical parameters described above: Specifications, Characteristics and Uses: Seamless pressure pipes are intended for the conveyance of water, steam, petrochemicals, chemicals, oil products, natural gas, and other liquids and gasses in industrial piping systems.
http://www.w3.org/ns/prov#wasQuotedFrom
  • federalregister.gov