PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • PVC plants emit vinyl chloride, a known human carcinogen, as well as dioxins, toxic metals such as chromium and lead, and hydrogen chloride, a corrosive acid.
http://www.w3.org/ns/prov#wasQuotedFrom
  • ens-newswire.com