About: http://webisa.webdatacommons.org/187657240

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 such as xenon is provided within the enclosure of tube 201, and the gas is caused to circulate in the direction of the arrows in response to a pressure increase within tube 201 during lamp operation.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com