About: http://webisa.webdatacommons.org/312071874

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	Barrel portion 16 is appropriately formed and may include an angled distal or radiating end 17 to direct a curing light beam 21 out of the housing and onto a tooth surface or other work surface.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk