Infrared

Infrared can be shorthand for numerous items but mainly it always revolves around Infrared Radiation which is part of the electromagnetic spectrum. This part of the spectrum is invisible to the human eye because of its wavelength, but one can still sense it through feel; how hot or cold an item is or see it with a speciality camera. Unlike visible light, in the infrared spectrum, everything emits an infrared electromagnetic energy depending on its temperature. For MORE