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How to Make a Water Wheel Free Energy Device at Home

Learn how to create a simple water wheel free energy device using basic materials like plastic bottles, spoons, or wood. This ...
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Generate electricity by attaching the product to your clothes! Highly efficient wearable energy harvester developed, 280 times more efficient than conventional devices

DGIST (President Kunwoo Lee) announced that a team led by Prof. Jang Kyung-In from the Department of Robotics and Mechatronics Engineering has developed a three-dimensional stretchable piezoelectric ...