About: http://webisa.webdatacommons.org/268639798

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 order to prevent this, the gas within the clean box is replaced with the non-oxidizing gas such as nitrogen or inert gas.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com