Inside a sealed glass tube, a reservoir of mercury is held at the base. Regulatory Shifts and Phase-Outs Beginning in the late 20th century, the widespread use of mercury in consumer and medical products came under scrutiny due to its toxicity.
Modern Alternatives to Mercury Thermometers for Safer Temperature Tracking
The collected mercury and broken glass must be placed in a sealed container and taken to a hazardous waste facility. Their robust construction allowed for repeated use and calibration, cementing their role in any setting where precise temperature data was non-negotiable.
Unlike water, it remains liquid across a vast temperature range, from nearly -40°C to over 300°C, making it suitable for diverse environments. In the medical field, it was the primary tool for monitoring body temperature, oral, rectal, and axillary, providing critical data for diagnosing illness.
Modern Alternatives to Mercury Thermometers for Safer Temperature Measurement
If a thermometer breaks, it is vital to ventilate the area and carefully collect the mercury beads using stiff paper or a specialized kit, avoiding vacuum cleaners which can vaporize the metal. These modern options provide comparable accuracy without the danger of mercury exposure.
More About Use of mercury in thermometer
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