About: http://webisa.webdatacommons.org/308013167

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	The filter membrane of a fluorocarbon resin, especially PTFE, is placed between thermoplastic fluorocarbon resin net supporters (2) in a sandwich form.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com