PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Industrialized countries generate more than 90 per cent of the world's annual total of some 325-375 million tons of toxic and hazardous waste, mostly from the chemical and petrochemical industries.
http://www.w3.org/ns/prov#wasQuotedFrom
  • clubofamsterdam.com