A: Incandescent light bulbs, which produce light by incandescence, give off a lot of heat as well as light, so they waste energy.
(Incandescent light bulbs, which produce light by incandescence; give off; a lot of heat as well as light) Context(Incandescent light bulbs , which produce light by incandescence give off,List([3, 75))):(Incandescent light bulbs; produce; light)
Incandescent light bulbs , which produce light by incandescence give off,List([3, 75))
Incandescent light bulbs, which produce light by incandescence Incandescent light bulbs
give off produce
a lot of heat as well as light
light