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13:25
Why buying 1200 oz of silver was a VERY BAD idea!
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ESD coin slide vend price adjustment
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HUGE Magnet VS Copper Sphere - Defying Gravity- Will a Neodymium Magnet Float Inside?
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Learning Dominant Dynamics for Continuum Robot Control (John Alora, PhD Defense)
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I invented a NEW ENGINE (New Rotary Design)
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Changing Price on an ESD Coin Slide
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