'Light within a light' offers CFL efficiency with incandescent bulb shape

(PhysOrg.com) -- In the coming weeks, General Electric will start selling a new "ship in a bottle" lightbulb - a fluorescent spiral bulb trapped inside a traditional incandescent-shaped bulb.

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<p><a href="http://www.physorg.com/news148313689.html">'Light within a light' offers CFL efficiency with incandescent bulb shape</a></p> <p>(PhysOrg.com) -- In the coming weeks, General Electric will start selling a new "ship in a bottle" lightbulb - a fluorescent spiral bulb trapped inside a traditional incandescent-shaped bulb.</p>