Compact fluorescent lamps (CFL), which combine the energy efficiency ... They come in multiple colors, and have improved lifespans over incandescents. Expect CFLs to last about 6,000 to 15,000 ...

In addition to sunlight, ultraviolet rays are also given off by several different forms of indoor lighting, including compact fluorescent lamps (CFL’s). CFL’s are commonly long, cylinder shaped and ...