About: http://webisa.webdatacommons.org/156172047

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 laser is an instrument that produces a very narrow, intense beam of light energy which is not visible to the human eye.
http://www.w3.org/ns/prov#wasQuotedFrom	banchikdental.com