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When we wash vegetables, it may be more than once, but why not take the used water for the next use ? So I redesigned the pool, and named it the dam pool, which is divided into three grids , the bottom is an inclined plane, every time you wash dishes can be blocked and diarrhea as needed.
Zhengzhou University of Light Industry
Zhengzhou, Henan Province, China
Qianqian Hu,
Zhengzhou University of Light Industry
Heguang Wang,
Zhengzhou University of Light Industry
Yilin Liang,
Zhengzhou University of Light Industry
Yaping Tian,
Zhengzhou University of Light Industry
