Plasma “toothbrush” burns out bacteria
It sounds like something out of science fiction–maybe a mad scientist’s lab–but a “plasma toothbrush” could soon arrive at a dentist near you. We half-expected it to use a laser beam…. Read more »
It sounds like something out of science fiction–maybe a mad scientist’s lab–but a “plasma toothbrush” could soon arrive at a dentist near you. We half-expected it to use a laser beam…. Read more »