PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • contaminants, including syntheuc and volatile organic chemicals, which are by-products of industrial processes and petroleum production, and can,
http://www.w3.org/ns/prov#wasQuotedFrom
  • ufl.edu