Is An Electric Toothbrush The Right Investment For Your Oral Health?
So how does an electric toothbrush work to clean your teeth? It makes rapid automatic bristle motions, either back-and-forth oscillation or rotation-oscillation, in order to clean teeth. Motions at sonic speeds or below are made by a motor. In the case of ultrasonic toothbrushes, ultrasonic motions are produced by a piezoelectric crystal. A modern electric…