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In oral care, we always concern about the product of hygiene in mouth.How can we keep it dry and clean.
For the design of the center-of-gravity principle, it can let the tongue scraper upright. Keep it from the water, and reducing the breeding of germs and sanitation problems.
DaYeh University
Changhua, Taiwan
Mi-Cian Huang,
DaYeh University
Yi-Fan Chang,
DaYeh University
Hsu-Tzu Cheng,
DaYeh University
