The U.S. Department of Energy recently updated and expanded its definition of what constitutes an everyday light bulb.
The action paves the way for the Trump administration to implement the second phase of a bipartisan law signed by President George W. Bush to make bulbs more efficient. Once the 13-year transition to more efficient light bulbs is completed, U.S. consumers will save more than $10 billion on their electric bills every year and the equivalent amount of energy produced by 30 power plants.
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