PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • New research is now revealing its potential to control contaminants such as organic pollutants and heavy metals including lead, copper, cadmium and zinc.
http://www.w3.org/ns/prov#wasQuotedFrom
  • chemicalprocessing.com