PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • nounThe definition of a pollutant is waste or another contaminants that make something, such as the air or water, unclean.Toxic waste is an example of a pollutant.
http://www.w3.org/ns/prov#wasQuotedFrom
  • yourdictionary.com