How to Make Hydraulic Powered Robotic Arm from Cardboard

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How to Make Hydraulic Powered Robotic Arm from Cardboard In this video I show you how to make robotic arm from cardboard its quite fun to plaw with Especially by moving coca cola cans You need cardboard 8 syringes with rubber piston old battery 4 pipes popsicle sticks glue water and patience Also coca cola empty can If you like this video dont forget to subscribe