About: http://webisa.webdatacommons.org/210178337

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 a source of coherent radiation, meaning roughly that all of the light that comes out has the same wavelength (color).
http://www.w3.org/ns/prov#wasQuotedFrom	nasa.gov