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kiggs
published 164 days, 21 hours, 49 minutes ago, posted by admin 166 days, 8 hours, 7 minutes ago
What’s a more renewable form of energy than human kinetic energy? Here’s an easy, cheap and portable energy source that’s powered by the spring in your step: the Weza Foot Pedal. We just discovered this amazingly useful gadget at CES, and can’t wait to get our hands on one.
category: Science
tags: Environment
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