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Every time we drink cola, we will feel that the hands are sticky. With careful observation, we find that it may be caused by the strong internal pressure of coke. Coke will plash over our hands after the bottle cap is opened.Extend the bulged rubber ring of the bottle to the lowest that can cover the bottle cap, cola will not splash over hands.
Xihua University
Chengdu, China
Xiemin Chen,
Xihua University
Gao Liang,
Xihua University
