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Make Dumb Electronics Smart for $3

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Real Arc Reactor (ionized plasma generator)

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Iron Man Repulsor DIY

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As Máquinas Alucinantes que Estampam Milhões de Peças de Metal - Smarter Every Day 288

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Advanced 3D Printing? || Quick Release Vise

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3D Printed Planetary Cycloidal Hub Gearbox. How far can it drive?

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Eu construí um relógio de torno

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We made a REAL HOLOGRAM Desk like Tony Stark's!