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Generally, a family of four consumes a toilet paper per day and many of toilet papers are dumped one by one on a weekly basis. On the whole, a great amount of toilet paper leads are wasted in many families. It means that the amount of them consumed in numerous families in the world everyday is really huge.
It is to recycle toilet paper leads as a toilet washing by mixing dumped papers with a toilet washing.
Toilet tissue left behind the old plant just put a tissue over time, depending on the Sims will change as a drain cleaner dissolved in water.
Youngnam University
Gyeongsan-si, Gyeongbuk, South Korea
Yeungnam University
Deagu, South Korea
Kwon yonghoon