Objects That Generate Heat Energy
There are some heat producing objects which have been around for several decades. The products that generate heat through the use of a radiant barrier include the space blankets used by astronauts. The process is designed to create heat using a thermal type of radiation. There are some materials designed to use this method of generating heat better than others. The energy given off by certain substances is what produces the levels of heat, which can be harnessed and used for practical purposes. According to scientific findings, all objects give off energy, which can be measured in terms of a wavelength. The higher the emission, the higher the radiant barrier.
More info: Radiant Barrier