About: http://webisa.webdatacommons.org/8319205

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	This valve element is similarly made of resilient or elastomeric material such as natural rubber, silicone, or other synthetic material.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com