About: http://webisa.webdatacommons.org/68976005

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	For example after evacuation of the vacuum chambers, a gas, such as substantially 100% carbon dioxide, can be provided in the vacuum chamber at a gas pressure above ambient atmospheric pressure, for example about 25 psi.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk