PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Examples of materials that can be used for endothermal reactions include ammonium nitrate (NH4 NO3), and salts such as ammonium sulfurate, potassium nitrate and sodium thiosulfate.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com.au