CFL vs. incandescent: Battle of the bulb
Datum:2011-05-24 13:01
ing the visible light.
(Its this jittery relationship, combined with a jumpy magnetic ballast providing electricity, that gives fluorescent lights their infamous flicker. Electronic ballasts dont have this problem.)
Mercury is a crucial part of how all fluorescent bulbs work, and replacing it is a daunting task. Still, manufacturers have cut back on how much they use CFLs mercury content dropped by at least 20 percent from 2007 to 2008. While the bulbs contained an average of 4 milligrams a
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