CFL vs. incandescent: Battle of the bulb
Datum:2011-05-24 13:01
guide. When they do eventually burn out, make sure to dispose of them properly.
Why do CFLs contain mercury?
Fluorescent and incandescent lights generally work the same way: They zap certain types of atoms with energy until their electrons freak out and release photons of light. Incandescent bulbs do this by shooting electricity into a thin metal filament surrounded by inert gas and encased in a glass shell. Metal normally emits invisible infrared light when heated like this, but get the ato
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