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Bubbles have disinfection function, blowing bubbles after induct, and people clap the bubbles and break them naturally, and they disinfect their hands at the same time.
Not only the bubbles disappear, and bacteria on hands are eliminated, too.

University

Southern Taiwan University

Southern Taiwan University
Changhua County, Taiwan

Design

Southern Taiwan University

Southern Taiwan University
Changhua County, Taiwan

ZI HUAN WANG , WEN TING ZHANG JIAN, ZONG ZHI HOU, HSIANG CHUN CHEN,