About: http://webisa.webdatacommons.org/245364817

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	Used alone, however, nitrous oxide is not suitable and other compounds were soon tried.
http://www.w3.org/ns/prov#wasQuotedFrom	daviddarling.info