Are Thermometers Still Made With Mercury?


Quick Answer

While the majority of thermometer manufacturers no longer make mercury thermometers as of March 2015, a few manufacturers still produce them for industrial or laboratory use. Many states, including California, Massachusetts and Washington, have passed laws to limit the manufacture or sale of mercury thermometers.

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Are Thermometers Still Made With Mercury?
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Full Answer

The EPA is committed to phasing out mercury thermometers entirely because mercury is a neurotoxin. In 2011, the National Institute of Standards and Technology stopped calibrating mercury thermometers, a task it had carried out for American thermometer manufacturers since 1901. Modern alternatives to mercury thermometers include digital thermometers and liquid-in-glass thermometers. Digital thermometers are more accurate than liquid-in-glass models.

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