The Hum by Colgate has an excellent smart app that guides your brushing. Unlike many other electric toothbrushes, the Hum vibrates rather than rotates, providing a different, more gentle experience.
WASHINGTON -- The CIA has scrapped its ho-hum test that steered job applicants toward mysterious careers and devised one that's cloaked in jest. Invisibility or ESP? Jet pack or amphibious sports car?
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