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The ‘Whale Drain Cleaner’ helps people to make easier to clean the drain.
It enables people not to touch the trash also do many disposal process.
What people do is just pressing the tale of the whale and then the dirty things are going to fall down automatically.
Kookmin University
Seoul, South Korea
KYUNGMIN OH,
Kookmin University
SANGHOON LEE,
Kookmin University