PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • These minerals and other impurities become water contaminants either directly when the rain falls into open bodies of water, or indirectly through runoff and groundwater contamination.Industrial wastes, incinerated chemicals and wastes, pollutants from emissions from automobiles, etc. including nitrogen, mercury, copper, PCB, chlordane, lead, lindane, diazanon, hexachlorobenzeneConstructionConstru
http://www.w3.org/ns/prov#wasQuotedFrom
  • filterwater.com