Answer Bank: Why use forehead thermometers for temp check amid outbreak?

Since the outbreak of novel coronavirus, temperature checks have become routine in neighborhoods and workplaces. And staff prefer to use the forehead thermometer, rather than the ear or mercurial ones.

Forehead thermometer, also known as the infrared thermometer, takes one's temperature by sensing the infrared energy radiated by the human body, as all materials emit infrared energy when the temperature is above absolute zero (-273 degrees Celsius).

The process won't cause any damage to the human body because the measurement is done by the absorption and detection of infrared energy.

Why choose the forehead thermometer?

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Answer Bank: Why use forehead thermometers for temp check amid outbreak?