PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • TiO2 is a substance that is manufactured at a large scale, either as crude, fine or ultrafine
http://www.w3.org/ns/prov#wasQuotedFrom
  • particleandfibretoxicology.com