PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Cal-EPA???s Department of Toxic Substances Control (DTSC) persuaded the Department of Energy and NASA to clean up their polluted portions of the 2,850-acre site, leaving behind only normal, or background, levels of radiation, heavy metals, dioxins and other chemicals.
http://www.w3.org/ns/prov#wasQuotedFrom
  • enviroreporter.com