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Solar powered toothbrushes require no toothpaste

By Damir Beciri
2 Comments20 August 2010

solar-powered-toothbrushToothpaste could become a thing of the past since a team of scientists develops a solar-powered toothbrush which doesn’t require toothpaste. University of Saskatchewan dentistry professor emeritus Dr. Kunio Komiyama and his colleague, Dr. Gerry Uswak, are recruiting 120 teens willing to brush with the metallic invention and sit in a dentist’s chair for a… »