<http://schema.org/about>
"Heat kills LEDs. The CSYS light has a heat pipe system to carry it away, and is estimated to burn for 37 years."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/sustainable-product-design/jake-dysons-led-desk-lamp-will-light-longer-you-will.html>