Chinese scientists have developed a prototype teeth-whitening powder activated by the vibrations from an electric toothbrush. Scientists hope the findings could lead to a new, effective, and at-home ...
Vibration plates may give most benefits to people wanting to stay healthy as they get older ...
Chinese scientists have developed a prototype teeth-whitening powder activated by the vibrations from an electric toothbrush. Scientists hope the findings could lead to a new, effective, and at-home ...
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