Why does our palm feel cold when we put some acetone or petrol or perfume on it?



Q.:- Why does our palm feel cold when we put some acetone or petrol or perfume on it?

 

Answer:-

Both acetone and perfume are low boiling liquids. When they are poured on the palm, they evaporate readily and for this change of state they take the energy from the palm and we get a cooling sensation.



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