PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Water on its way to the home or other point of use enters the top of the tank and sprays down through the air pocket where contaminants are ???oxidized,??? turning ferrous iron (clear water iron) to ferric iron (red water iron) and hydrogen sulfide to elemental sulfur, making them easily filterable.
http://www.w3.org/ns/prov#wasQuotedFrom
  • purewaterproducts.com