About: http://webisa.webdatacommons.org/357834995

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	Sealing means, such as o-rings, packing, gaskets, or the like may be of rubber, polytetrafluoroethylene, metal, asbestos or other materials known for such purpose.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com