About: http://webisa.webdatacommons.org/366922517

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	In other words, instead of oxygen, it is possible to use mixtures of oxygen and inert gases, in particular air.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr