Light: A laser is a single wavelength of light. It can be used for many cosmetic procedures as well as surgical procedures to include the eyes and other body organs. It can be used from the medical arena to the defense artillary arena and many other fields in between.
Answered 4/30/2015
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Laser def: Laser is an abbreviation for light amplification of stimulated emmisionof radiation.
Answered 11/13/2016
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