PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Examples of such chemicals are flammable liquids and solids, corrosives, oxidizers, and any chemicals that are considered toxic such as heavy metals.
http://www.w3.org/ns/prov#wasQuotedFrom
  • uccs.edu