Deliver energy to people cut off from electricity grids with potatoes! Place a penny and a galvanized nail inside a potato, connect them to wires and LEDs, and you can provide lighting to remote towns and villages around the world!
Read MoreDeliver energy to people cut off from electricity grids with potatoes! Place a penny and a galvanized nail inside a potato, connect them to wires and LEDs, and you can provide lighting to remote towns and villages around the world!
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