CFL vs. incandescent: Battle of the bulb
Datum:2011-05-24 13:01
tional light bulbs is that they use only 10 percent of their energy to produce light, burning off the rest as heat. Theyve wasted 90 percent of the electricity people have been feeding them for the past 130 years electricity that was mainly generated from coal and other fossil fuels. Congress put its foot down with the 2007 energy bill, introducing tougher efficiency rules that are expected to crush the market for incandescent bulbs beginning in 2012. Within a few years, the ever-cheaper CFL ma
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