About: http://webisa.webdatacommons.org/5967621

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 this case, the second substance is an oxidant, e.g. oxygen preferably supplied in the form of air and the treatment apparatus includes a filter and possibly a humidifier.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au