About: http://webisa.webdatacommons.org/418131746

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	such as nitrogen, an inert gas such as argon or the like, for preventing oxidation
http://www.w3.org/ns/prov#wasQuotedFrom	patent-de.com