PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • ISO refers to pollutants as any solid, liquid, gaseous or other thermal irritant or contaminant including smoke, vapor, fumes, acids, alkalis, chemical and waste.
http://www.w3.org/ns/prov#wasQuotedFrom
  • thefreelibrary.com