How to Build a Touch Sensor Circuit

How to make simple Touch Sensor?

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A-Premium ABS Wheel Speed Sensor Compatible with Chevrolet and GMC Models - Silverado 2500 1999-2000, Suburban 2500, Sierra 2500 1999-2000, Yukon XL 2500 - Front Driver and Passenger Side, 2-PC Set

Amazon unveils robot with 'a sense of touch'

Watch user demonstration on Amazon Live

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