PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Chlorine and its derivatives, producing dioxins and other contaminants, as well as many other highly dangerous substances are also known to be present in pulp and paper waste water.
http://www.w3.org/ns/prov#wasQuotedFrom
  • greens.org.nz