About: http://webisa.webdatacommons.org/335392976

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	A gas consisting at least partially of oxygen, such as air, is bubbled through the first zone.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es