why did doctor dip the thermometer in a liquid before use ?
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1
Explanation:
to make the temperature of thermometere equal to room temperature and also clean the thermometer
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0
Answer:
docter dips the thermometer in liquid before use. It is because it is a antiseptic . The doctor checks the temperature of patients suffering from fever. It may have germs.Also,so that mercury level drops down below 35 degree.
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