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 Technology Compact fluorescent lamp Light-emitting diodes Semiconductor devices Incandescent light bulb Phase-out of incandescent light bulbs Fluorescent lamp U.S. Lighting Energy Policy Energy Star Lighting Light Gas discharge lamps |
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ENERGY STAR® QUALIFIED COMPACT FLUORESCENT LIGHT BULBS FAST FACTS Why to use ENERGY STAR Qualified CFLs: Last up to 10 times longer than standard incandescent bulbs Use 1/3 the energy of ordinary bulbs