Incandescent lamp could save energy by recycling infrared light
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A lighting device that reuses its infrared light to conserve energy is as efficient as some LED lights, which could contribute to fewer carbon emissions while retaining a natural glow
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RGB Led Bulb, E27 5W Color Changing LED Light Bulbs Dimmable with
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Incandescent lamps, explained by RP; thermal emission, luminous
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Compact fluorescent lamp - Wikipedia
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MIT develops energy-efficient incandescent light bulbs
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Electric light - Wikipedia
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Debunking Myths about Phasing Out the Incandescent Lightbulb
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