In the earliest days of the medical profession, there was no device available to measure a patient's temperature. Patients were either too hot, normal, or too cold, depending upon the doctor's personal observation methods. It was not until nearly the...

A thermometer is an instrument used to measure temperature. Most modern thermometers tend to be a hollow tube of glass marked with a scale and filled with a liquid, either mercury or alcohol. The thermometer works because there is a constant ratio...

Thermometers are familiar devices used to measure the temperature of an object or a system. Thermometers use the principle of thermal equilibrium, also known as the zeroth law of thermodynamics to find the temperature of an object. Thermometers may be...

A thermometer is a device that measures temperature or temperature gradient, using a variety of different principles. The word thermometer is derived from two smaller word fragments: thermo from the Greek for heat and meter from Greek, meaning to...

The use of mercury in thermometers and other measuring devices will be banned in the European Union to protect the environment and human health.The European Parliament on Tuesday approved new rules banning the use of the highly toxic metal in fever thermometers, manometers _ devices...

Careful with that antique clock. It could pose a mercury hazard.The silvery, skittering, and toxic liquid can be found in some antiques. Mirrors can be backed with mercury and tin; Clock pendulums might be weighted with embedded vials of mercury; and barometers, thermometers and lamps...

Careful with that antique clock. It could pose a mercury hazard.The silvery, skittering, and toxic liquid can be found in some antiques. Mirrors can be backed with mercury and tin; Clock pendulums might be weighted with embedded vials of mercury; and barometers, thermometers and lamps...

Diabetics, watch out: A hot spot on your foot can signal an ulcer is brewing, a wound that could cost your limb.New research shows that using a special thermometer to measure the temperature of their soles can give patients enough early warning to avoid one...