Carbonfiber alufoil cell – building up a rollup cell

http://www.overunity.com/13282/carbonfiber-alufoil-selfmade-diy-battery-with-naco3-or-ashwater-electrolyte

In this video I finally show, how to build up such a rollup cell from carbon fiber and alufoil and roll them up, so you can store it easily in a plastic cup.

Regards, Stefan.

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