If the back of your hand is moistened with alcohol, you will find that it rapidly becomes dry. Why is it that while it is drying, your hand feels cool ?
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Alcholol is a fast drying chemical used in screen cleaning.it cools as it cleans and destroying the bacteria
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The alcohol on our hand absorbs its latent heat of vaporisation from the surface of our hands and evaporates. Drawing heat and therefore, cooling our hand in the process.
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