About: http://webisa.webdatacommons.org/224371579

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	The discharge tube 41 is formed of an insulating material such as quartz or alumina.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com