Advanced lighting has brought us not only energy savings, but also a slew of new screw-in-a-light bulb jokes. For LEDs, it usually goes something like this: How many people does it take to screw in a LED light? One. And a roomful of deep wallets to pay for it. To be fair, the cost of LEDs (light-emitting diodes) has been falling dramatically and is
URL: http://www.renewableenergyworld.com/rea/blog/post/2012/12/what-if-you-cant-afford-leds?cmpid=rss
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