Home » BBC News - Technology » technology news » VIDEO: Smart toothbrush spots dirty teeth VIDEO: Smart toothbrush spots dirty teeth Unknown 4:29 AM BBC News - Technology technology news Oral-B releases a new "smart toothbrush" that can detect which areas of the mouth are being neglected. from BBC News - Technology http://ift.tt/1QvtVH2 Share: Facebook Twitter Google+ StumbleUpon Digg Delicious LinkedIn Reddit Technorati