<Li> Dekatron (Defunct) Dekatron </Li> <Li> Xenon flash lamp </Li> <P> Incandescence is the emission of light from a hot body as a result of its temperature . </P> <Ul> <Li> Black - body radiation </Li> <Li> Carbon button lamp (Defunct) </Li> <Li> Earthquake light </Li> <Li> Halogen lamp </Li> <Li> Incandescent light bulb Incandescent light bulb </Li> <Li> Lava </Li> <Li> Nernst lamp (Defunct) </Li> <Li> Volcanic eruption Volcanic eruption </Li> </Ul>

What is the main source of heat and light energy