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Swab is made of wood and plastics, which will waste a lot of wood and plastics after using. At the same time, a lot of Medical wastes will be produced, which will pollute the environment.
This design is made up of swab and dropper. You can absorb medicine by pinching the top of dropper. And the cotton head is renewable. It can save material and protect environment.
South china Agricultral University
South china Agricultral University
Guangzhou, China
South China Agricultural University
Guangzhou, China
Jinyi Zhou
South China Agricultural University
Guangzhou, China
Jiejie Liao
South China Agricultural University
Guangzhou, China
Tongping Feng
South China Agricultural University
Guangzhou, China
Shuyi Liang
