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Humans have long used the traditional habits and instincts of pets to protect or hunt their homes. A cleaning ball provides an interesting solution for pets to use their habits and instincts in modern times and to do the laundry together.
Hyupsung University
Hwaseong-si, Bongdam-eup, South Korea
joengho oh,
Hyupsung University
Ryang tak oh,
Hyupsung University
