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December 31, 2013 in Business
Associated Press photo

These photos show Switch75 light LED bulbs in clear and frosted, top, and a 100-watt incandescent light bulb. LEDs use 70 percent to 80 percent less power than incandescent light bulbs. According to the Energy Department, widespread use of LED bulbs could save the output of the equivalent of 44 large power plants by 2027.