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The application of LASERs in paediatric dentistry has increased over the past years. The word LASER stands for Light Amplification by Stimulated Emission of Radiation and was developed by Theodore Maiman by using a synthetic ruby crystal in 1960. LASERs can be categorized on the basis of its wavelength, active medium used, mode of delivery system, operating mode, degree of causing hazards and on the basis of type of applications. LASERs offer advantages in creating a painless and bloodless field, thus, rendering a clear working field for the operator. It also helps in reducing the patient's...