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The history of the light bulb | department of energy, What are the key facts? like all great inventions, the light bulb can’t be credited to one inventor. it was a series of small improvements on the ideas of previous. Compact fluorescent light bulbs (cfls) | us epa, Cfls can help you save money, use less energy, reduce light bulb changes, and lower greenhouse gas emissions, which lead to climate change. learn more about energy. Learn about cfls : energy star, Cfls produce light differently than incandescent bulbs. in an incandescent, electric current runs through a wire filament and heats the filament until it starts to glow..
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