PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The reactor is a vertical column having a turbulent reaction zone about 9 meters in height and containing catalyst with an average particle size of 75 to 80 microns.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com.au