Though the notion now borders on political incorrectness among many environmentalists, the simple incandescent light bulb is still the cleanest, most non-toxic form of consumer lighting available. A new study published by the University of California - Irvine (UCI) has found that popular energy-saving LED light bulbs are filled with high levels of lead, arsenic, and various other toxic chemicals.
Much like hazardous compact fluorescent light bulbs (CFLs), which numerous investigations have shown contain dangerously high levels of mercury that damage human health and pollute the environment, the LED bulbs used in things like Christmas lights, traffic signals, and vehicle headlights, may be just as bad.'
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