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Submission + - Cheap, Refillable, Biodegradable Batteries Within 3 Years (phys.org)

pcwhalen writes: Batteries use noxious chemicals and don’t last very long. Even rechargeables don’t seem to power up that long. But what if someone came out with a renewable energy source battery?

At Virginia Tech, a research team has developed an energy-dense fuel cell that runs of a maltodextrin solution. Using sugar in a battery is like indirect solar power, renewable when we grow the sugar source.

Little fuel cells that run off of Sunny-D? Neat.

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Cheap, Refillable, Biodegradable Batteries Within 3 Years

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The primary function of the design engineer is to make things difficult for the fabricator and impossible for the serviceman.

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