It took him 10 years, but Howard Wright, DMD, an inventor and retired dentist, has finally achieved his goal of creating a toothpaste that changes color as you brush. Wright Toothpaste's Vortex ...
ALTON - A new toothpaste on the market will have youngsters brushing up a literal storm as they mix separate ribbons of blue and red to create a vivid purple on their teeth. Vortex Toothpaste is the ...
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