| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an easy and inexpensive method so that a resident without a refrigerator in a tropical and subtropical region can drink a cold soft drink. Ž<P>SOLUTION: In this method, non-woven fabric is stuck around a liquid container and soaked with water. A temperature of the soft drink in the container is lowered by using vaporization heat. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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