PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Heavy metal compounds and organic contaminants, such as dioxins and furans, are separated by adsorption onto activated carbon in the same process step.
http://www.w3.org/ns/prov#wasQuotedFrom
  • environmental-expert.com