Power: How can a free tredmil create an electric generator to create electricity?

Some recent tip free electricity generator in the test: question of Genki : How do you see a tredmil connect to an electrical generator to produce electricity for free I want to generate electricity for free with a tredmil. I thought I go about it already, so why not save money while exercising best answer? Response time by Foxy haha! I do not think its going to be difficulties, but what do you get a starter moter, add a rubber wheel for repair (and the band to hit the treadmill ...

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