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for heating the dust at the center of M82 remains unknown.

Human body detection

Certain human proximity sensors utilize passive infrared sensing within the far infrared wavelength range to detect the presence of stationary and moving human bodies.

Heating

Infrared heating (IR) is a method of heating an area through more efficient results than gas or electric convection heating. Studies show IR heats faster, more uniformly, and more efficiently than a traditional

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