Man's face, thermogram

Credit: TONY MCCONNELL/SCIENCE PHOTO LIBRARY

Caption: Man's face, thermogram. A thermogram shows the variation in temperature on the surface of an object, measured by the long-wave infrared radiation it emits. The temperature scale is colour-coded and runs from purple (coldest), through blue, green, yellow and orange to red (warmest).

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Keywords: adult, anatomical, anatomy, biological, biology, body heat, cold, coloured, electromagnetic spectrum, face, false-coloured, hot, human, human body, infrared, infrared camera, ir, long-wave infrared radiation, male, man, people, person, profile, radiate, side view, side-view, surface, temperature, thermal, thermogram, thermograph, thermographic, thermography, warm, warm blooded, warmth

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