About: http://webisa.webdatacommons.org/60638772

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 bellow-phragm comprising a suitable flexible material such as rubber can be used as the water seal.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com