About: http://webisa.webdatacommons.org/170601029

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 working gas pressure is led from the working place, for example from the compression or expansion cylinder of a gas-handling device into the chamber 4.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com