About: http://webisa.webdatacommons.org/437262313

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	It also is noted that the dispensing valve, including the mounting ring and the valve element, forms an ???engine??? that can be employed in combination with dispensing closure shells of many differing geometries.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com