PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • PFOS: One of several perfluorinated chemicals made for firefighting foams, paper, pesticides, cleaning products, textiles and other industrial uses.
http://www.w3.org/ns/prov#wasQuotedFrom
  • greatlakesecho.org