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      Knowledge is Power

      Scientific American July 1999

      Replacing the Battery in Portable Electronics

      Batteries are cumbersome and expensive. Miniature fuel cells could supplant them in cellular phones, laptop computers, camcorders and other consumer products

      • By Christopher K. Dyer on July 1, 1999

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      More in the July 1999 issue of Scientific American
      • The Hidden Cosmic Ruckus
      • LOTS IN SPACE
      • Detecting the Earth's Electricity
      View Full Contents
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