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Separating Myth From Fact on CFL and LED Light Bulbs: Five Concerns Addressed

A recent post on the U.S. phase-out of 40- and 60-watt low-efficiency incandescent light bulbs, which became official January 1, elicited a lot of response from readers. Many commenters were critical of the ban, dictated by legislation passed in 2007 by Congress and signed into law by then-President George W. Bush. While a recent poll showed that 65 percent of Americans plan to switch to electricity-saving lighting such as compact fluorescent (CFL), light-emitting diode (LED) or halogen bulbs rather than hoarding the old incandescent bulbs, many readers were deeply worried—and sometimes outright angry—about what they saw as safety risks, high cost and poor performance of the replacement technologies. (Take the quiz: “What You Don’t Know About Energy-Efficient Lighting.”)

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