PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Although modern technologies reduce many air pollutants once associated with the process, burning plastics and other materials still creates emissions that can contain toxins such as mercury, dioxins and furans.
http://www.w3.org/ns/prov#wasQuotedFrom
  • ecowatch.com