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Mileage is a device that reminds the user how much toilet paper are used to prevent the waste of resources. Being something that everyone uses daily, whether one is at home or anywhere else. However, the action of drawing tissues is quick and short. It is common to waste papers by taking too much at once. Tthese careless wastes are rapidly decreasing the resources on Earth. The rollers in which toilet papers are placed on are designed with counters. These counters will record the mileage of the toilet papers used; therefore reminding the user not to waste meaningless resources.
National Cheng Kung University
LEE, YUN WEN