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Article: Edison's Dimming Bulbs.(Enterprise)(Thomas Edison's incandescent bulb)
- Article from:
- Newsweek
- Article date:
- October 15, 2007
- Author:
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Byline: Daniel Gross
Fluorescents still cost more upfront. But Wal-Mart's attention and the policies of many governments are pushing incandescents toward extinction.
Compact fluorescent bulbs (CFLs) cost more than regular incandescent bulbs. But according to the U.S. Department of Energy, they last up to 10 times longer, use about one fourth the energy, and produce 90 percent less heat. Over its life span of four and a half years, a CFL more than repays its higher cost in energy savings: $62.95 per light bulb. Oh, and they're good for the planet, since they produce fewer emissions. But while they've grown in popularity, CFLs have yet to emerge as a ...