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1. Design for Anti Bacteria
A design to protect the toothbrush hair from contacting with the bathroom floor, a hotbed of germs.
2. Design for Psychological Stable
Psychological stability felt from the protection of the any angle of toothbrush hair contact with the bathroom floor.
3. Material for Anti Bacteria
Anti-Bacterial surface-processing with biopolymer (bio-decomposition plastic) and nanotechnology application.
jeju national university
jeju special self-governing provinc, South Korea
Professor. Chun Sung Su.
Professor. Kim Ki Pil.
jeju national university
Gyeonggi-do. Anseong-si., South Korea
song-e nam
