PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Capable of removing contaminants such as ammonia (NH3) and sulfur dioxide (SO2), these filters have an initial removal efficiency rate of greater than 99.99 percent.
http://www.w3.org/ns/prov#wasQuotedFrom
  • electroiq.com