About: http://webisa.webdatacommons.org/182840554

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.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr