CFL vs. incandescent: Battle of the bulb
Datum:2011-05-24 13:01
lb doesnt contain mercury, but it still has a higher overall mercury footprint than a CFL, thanks to the coiled tubes renowned energy efficiency. Coal-fired power plants are humans No. 1 source of mercury pollution, and energy-intensive incandescent bulbs require those plants to burn more coal than CFLs do. That extra coal burning releases far more mercury than even the combined amount inside a CFL and in the coal emissions needed to light it.
While most fluorescent lamps finish their lives wi
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