PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • A surfactant is a compound which may be added to allow reaction to occur between a particular waste constituent and another constituent.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com.au