About: http://webisa.webdatacommons.org/62279437

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	Preferably, the chamber is first purged with an inert, non-oxidizing gas, such as nitrogen, to remove any oxidizing agents which may be present.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com