Q. Which is one of the liquids commonly used in liquid-in-glass thermometers?
Answer: Alcohol
Notes: A Liquid-in-Glass Thermometers a glass capillary tube with a liquid-filled bulb at one end. The liquid that is contained within the thermometer is commonly mercury or pure ethanol (alcohol). Unlike the mercury-in-glass thermometer, alcohol thermometer is less toxic and will evaporate quickly.

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