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Normally, the blind people can’t notice that the toilet paper will run out until it be used up, which will bring a embarrassed situation. With this design, we can solve the peroblem.When the rest toilet paper is very less and going to be changed, the center part, where human hand with touch with, will appear the braille “ run out ” to remind users of this situation. Then users can take a new toilet paper beside the toilet to prepar.
Rochester Institue of Technology
Rochester, United States
Chunxiao Zhu Xiaoyu Wu