Visits to dentist no longer painful, thanks to dental lasersFor some people, just the sound of a dental drill is enough tocause panic—but the good news is that this barbaric procedure may be a thing ofthe past. UK researchers have developed a technology that is based on Ramanspectroscopy (a method that is currently used to identify chemicals) to spottooth decay before it begins. A new study has determined that harmful bacteriacan be detected by analyzing how light is scattered when a laser is fired at thetooth.
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