How Soil Lamps Work

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How FIPEL Bulbs Work

How FIPEL Bulbs Work

FIPEL bulbs last a long time and are energy-efficient. Learn about the new FIPEL bulb technology at HowStuffWorks.

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  • Alviani, Carl. "The amazing dirt-powered lamp." Core77.
  • "Earth Battery." Economic Expert.
  • "Electrochemical Cells." HyperPhysics. Georgia State University.
  • "How to Make a Potato Battery." Kidzworld.
  • Grifantini, Kristina. " Microbes for Off-the-Grid Electricity." MIT Technology Review. Sept. 4, 2008.
  • "Nature's Batteries." AtBatt. Jan. 7, 2008.
  • Singer, Emily. "Better Fuel Cells Using Bacteria." MIT Technology Review. May 23, 2006.
  • "Soil Lamp: Mud-Powered LED Light Only Needs Water." Mark's Technology News. Nov. 14, 2008.