About: http://webisa.webdatacommons.org/159561401

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	Then a gas, such as nitrogen or carbon dioxide, is forced through the valve 16 under a pressure of about 100 p.1s.i.g.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au