About: http://webisa.webdatacommons.org/327226241

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	The dipper valve 141 may be made of any suitable flexible material such as rubber, nylon, neoprene or other suitable materials.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com