Tuesday, March 4, 2008

Light Emitting Diodes (LEDs)

Devices that contain chemical compounds that illuminate when they come into contact with electricity. LEDs don't require a heating filament so they burn cooler and use less electricity to produce light. They also last longer than incandescent and fluorescent bulbs.

Courtesy of : "Green Glossary: What it Means to be Green; How to Implement it."

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