About: http://webisa.webdatacommons.org/90264034

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	One aspect of valve diaphragm 56 includes a flap portion 70 made of a thin membrane or film of relatively flexible material such as silicone, rubber, or a thermoplastic elastomer, for example.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com