Panasonic has developed a robot that can wash your hair and massage your head as well. The robot has been presented at International Exhibition of Home Care & Rehabilitation Exhibition 2010. First the robot gather data by scanning the human head in three dimensions, makes required plan of washing, then calculates the amount of shampoo and washes and rubs the head as necessary.

Reference: pcworld.com/article/206112/panasonics_robot_gives_a_16finger_automated_hair_washing.html

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