About: http://webisa.webdatacommons.org/297569001

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Thus, in these attempts, while they apparently have provided a filter cartridge with no metallic parts, the filters themselves have been less desirable than standard types because of these difficulties.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com