PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Pesticides, heavy metals, environmental pollutants, some medicines, fire retardants, solvents and synthetic materials such as plastics, PVC and styrenes are among the most common.
http://www.w3.org/ns/prov#wasQuotedFrom
  • blackdoctor.org