PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Answer: Activated carbon filters will readily take out chlorine, and they often contain special adsorbents to remove lead and other specific heavy metals.
http://www.w3.org/ns/prov#wasQuotedFrom
  • wcponline.com