About: http://webisa.webdatacommons.org/328054457

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 which is inert to the catalyst such as nitrogen or argon is used to carry the catalyst into the bed.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com