PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • it is very common and is a material that is readily available to industry wherever you might be??? sodium fluoride, NaF. Sodium fluoride was a material used in veterinary practice in its early days as a worming agent.
http://www.w3.org/ns/prov#wasQuotedFrom
  • unl.edu