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Mercury-in-glass thermometer for measurement of room temperature. The mercury-in-glass or mercury thermometer is a thermometer that uses the thermal expansion and contraction of liquid mercury to indicate the temperature.
Dec 18, 2023 · Learn about the types, uses, and risks of mercury thermometers, and how to safely dispose of them. Find out about the laws and alternatives to mercury fever thermometers in different settings.
- Digital thermometer. Digital thermometers work by using heat sensors that determine body temperature. They can be used to take temperature readings in the mouth, rectum, or armpit.
- Oral thermometer. Oral temperature can be taken by either a digital or mercury thermometer. We’ll go over the benefits and drawbacks of mercury thermometers below.
- Digital ear (tympanic) thermometer. Tympanic thermometers measure the temperature inside the ear canal through infrared ray technology. Tympanic readings are 0.5°F (0.3°C) to 1°F (0.6°C) higher than oral temperature readings.
- Forehead (temporal) thermometer. Forehead thermometers use infrared sensors to measure the temperature of the superficial temporal artery, which is a branch of the carotid artery.
Learn about the history, design, and use of mercury-in-glass thermometers, as well as the reasons and methods for replacing them with digital or other types of thermometers. Find chapters and articles from various books and journals on thermoregulation, clinical neurology, and biomedical physics.
Jun 26, 2018 · Learn about the household, educational, medical and industrial uses of mercury thermometers, and the health and environmental risks of mercury exposure. Find out how to identify, clean up and dispose of broken thermometers, and explore mercury-free alternatives.
Learn how to identify a mercury-containing thermometer and what to do if it breaks. Find out the health effects of inhaling or swallowing mercury vapors and how to safely clean up a spill.
Jan 11, 2023 · Learn about different types of thermometers, including contact, remote and mercury. Find out the pros and cons of each type and how to use them safely and accurately.
