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What is the liquid in a thermometer?

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A liquid thermometer works by using the thermal expansion of a liquid within a capillary tube to measure temperature. The precision of this method varies by the liquid used, but all use the fact that when most liquids are heated, they expand. read more

Alcohol thermometers are considered much safer than the once popular mercury thermometers, but they are considered slightly less durable because the alcohol evaporates from the thermometer over time. The mercury in mercury thermometers is poisonous if the thermometer breaks. read more

Other articles where Liquid thermometer is discussed: thermometer: Liquid thermometers are the most common type in use. They are simple, inexpensive, long-lasting, and able to measure a wide temperature span. read more

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River City Clocks L383 Liquid Galileo Thermometer | ATG Stores
Source: atgstores.com