About: http://webisa.webdatacommons.org/121256347

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	Typical pressures, preferably reduced pressures, which may be used for activation include a pressure less than atmospheric pressure, e.g. less than 1 bar, such as from about 1 x 10 ~4 mbar to about 1 bar.
http://www.w3.org/ns/prov#wasQuotedFrom	sumobrain.com