What is a Compact Fluorescent Lamp (CFL)?

A compact fluorescent light is a type of fluorescent light that uses less energy than traditional incandescent lamp. Many CFLs are designed to replace an incandescent light and can fit into existing light fixtures. Why is it suggested to switch to CFLs from incandescent bulbs?* CFLs have been shown to use up to 75% percent less energy than traditional bulbs and can last up to 10 times longer. Is there mercury in CFLs?* Yes, however, CFLs contain small amounts of mercury. No mercury is released into your home during normal use. The average mercury content in a CFL is about 3 milligrams. By comparison, a common wristwatch battery contains five times more mercury than a CFL. How should I dispose of a CFL?* Just like paint, batteries, thermostats and household chemicals, it is important to dispose of CFLs properly. We suggest taking advantage of local disposal programs if they are available in your area or checking with your local Do-It-Yourself store to find out where you may be able to ...  more