About: http://webisa.webdatacommons.org/218065618

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	A wide variety of materials such as natural rubber, synthetic rubber, thermoplastic elastomers, thermoplastic and thermosets are suitable for forming the flexible valve with thermoplastic and thermoplastic elastomers being preferred.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca