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An ENERGY STAR qualified compact fluorescent light bulb (CFL) will save about $30 over its lifetime and pay for itself in about 6 months. It uses 75 percent less energy and lasts about 10 times longer than an incandescent bulb.
Learn about color, bulb types, what works where — and where to go when you’re ready to buy.
Find out the real environmental costs of using — or not using — CFLs. Learn about disposal options and what to do if a CFL breaks.