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Imagine an easily accessible, inexpensive and environmentally friendly source of energy… in the form of a simple potato! It seems incredible, and yet science proves that this tuber can actually generate electricity. This discovery opens up fascinating perspectives, especially for regions without access to the electricity grid or when your phone battery is dead. How does it work and what are the possible applications? Decryption.
How does a potato produce electricity?
The secret lies in the chemical composition of the potato. This tuber naturally contains electrolytes, substances capable of conducting electricity. When two different metals such as zinc and copper, for example, are inserted into it, an electrochemical reaction occurs, creating an electric current.
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