About: http://webisa.webdatacommons.org/227712745

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	If the reactor has a headspace, this may optionally be blanketed with an inert gas such as nitrogen, argon, carbon dioxide, or the like.
http://www.w3.org/ns/prov#wasQuotedFrom	freshpatents.com