About: http://webisa.webdatacommons.org/411494078

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 inert gas, when it is used, is selected in particular from nitrogen, argon, helium, CF4 and C2 F6.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr