CFL vs. incandescent: Battle of the bulb
Datum:2011-05-24 13:01
few years ago, many now use as little as 0.4 mg. By comparison, mercury thermometers contain about 500 mg of mercury, and older nondigital thermostats contain about 3,000 mg.
Does mercury overshadow CFLs benefits?
Fluorescent lights only release mercury when their glass breaks. Consider how often you shatter a light bulb while changing it, and divide that number by 10 since a single CFL requires about that many fewer replacements and thats your risk of mercury exposure.
An incandescent bu
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