CFL vs. incandescent: Battle of the bulb
Datum:2011-05-24 13:01
ring a single $3 CFLs lifespan. Each CFL saves about $30 during its tenure, according to the U.S. Energy Star program, and pays for itself in about six months.
One of the most potent threats to CFLs superiority isnt their cost, but their contents. Theres a small amount of toxic mercury in every one, which can be absorbed or inhaLed, potentially causing brain damage in adults, children and especially in fetuses. Fumble a CFL while changing a light, critics warn, and you unleash a poisonous fien
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06/26 00:44