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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	Examples of reaction gases include hydrogen, oxidizing gases such as H2O, H2O2; O2, O3, N2O, SO3, as well as H2S, H2Se, SiH4, NH3, N2H4, Si2H6, Preferably, the reaction gas is a nonhydrogen gas (i.e., a gas that is not H2).
http://www.w3.org/ns/prov#wasQuotedFrom	google.com