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Most CFLs contain 3–5 mg per bulb, with the bulbs labeled "eco-friendly" containing as little as 1 mg. [81] [82] Because mercury is poisonous, even these small amounts are a concern for landfills and waste incinerators where the mercury from lamps may be released and contribute to air and water pollution.
Fluorescent bulbs contain mercury, a toxic substance. The United States Environmental Protection Agency (EPA) provides safety guidelines for how to clean up a broken fluorescent bulb. [17] Mercury can be harmful to children and developing fetuses, so children and pregnant women should avoid being in the area whilst a broken bulb is cleaned up. [18]
The main downside of CFL bulbs is the mercury, about 4 milligrams in each bulb. And while no mercury is released when the bulbs are just sitting there, or when they are in use, it can become a ...
The mercury-vapor lamp was superior to the incandescent lamps of the time in terms of energy efficiency, but the blue-green light it produced limited its applications. It was, however, used for photography and some industrial processes. Mercury vapor lamps continued to be developed at a slow pace, especially in Europe.
A CFL bulb won't cook your sparkly-pink Easy-Bake Betty Crocker ... fraught with everything from mercury-tainted landfills and disappointing efficiency/expense results to the obsolescence of some ...
Compact Fluorescent Lamps, or CFL's for short, have changed a lot in recent years. While the energy savings was unquestionable, the quality of the light coming off a CFL casts a shadow on their ...