Just how many GE hosts does it take to screw in a light bulb? I don't know, but I do know that if every U.S. household installed one ge compact flourescent light bulb replacing a 100 watt incandescent bulb, over the bulbs lifetime we'd save enough energy to power more than 1 million U.S. households for an entire year. Watch and learn more at http://ge.ecomagination.com/site/index.html#cfle