About: http://webisa.webdatacommons.org/183535509

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	To prevent the introduced fluid from leakage, a blocking mechanism such as a check valve may be provided at the connector 8.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au