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I propose product Both, which holds together the advantages of flush toilet and urinal and is thus expected to make comfortable and clean toilet culture.
The unique way of opening & shutting guarantees the stability as well as reduces the bad smell and efforts to clean.
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Andong-si Gyeongsangbuk-do, South Korea
Kangwon National University
professor Giung Han
Home
Andong-si Gyeongsangbuk-do, South Korea