Thermometers: what is the chemistry behind them?
Chemistry For Your Life
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Exploring the Chemistry of Thermometers
This chapter delves into the chemistry behind thermometers, exploring topics such as thermal expansion, calibration processes, and the evolution of thermometers from traditional mercury ones to modern digital versions. The hosts explain the use of alcohol instead of water in thermometers to measure lower temperatures effectively, discussing the risks associated with alcohol boiling off too easily. Additionally, they highlight the unique behavior of water as a thermometer and the differences between heat and temperature.
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