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Make Flickr photo pool member gl3n writes with his penny-powered LED from MAKE 07 – “After finding out that you can make a 1.5 volt battery out of 13 dimes, 13 pennies, 13 paperclips, some salt water and an ice cube tray, of course we had to try it. It works! “Link.

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From the pages of MAKE:

Phillip Torrone

Editor at large – Make magazine. Creative director – Adafruit Industries, contributing editor – Popular Science. Previously: Founded – Hack-a-Day, how-to editor – Engadget, Director of product development – Fallon Worldwide, Technology Director – Braincraft.


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