About: http://webisa.webdatacommons.org/193672871

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 sealing member may be an elastomeric material such as but not limited to silicone and may be coated with a chemically resistant material such as a fluoropolymer or metal alloy.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com