SAN FRANCISCO — Get ready to say goodbye to the once ubiquitous incandescent light bulb, pioneered by Thomas Edison more than a century ago. You can thank — or blame — new federal energy efficiency ...
FILE - Manager Nick Reynoza holds a 100-watt incandescent light bulb at Royal Lighting in Los Angeles, Jan. 21, 2011. New federal rules governing the energy efficiency of lighting systems went into ...
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