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Published on 12 Dec 2014 | over 2 years ago

Hydraulic arm DIY and How it works. For many more such fun experiments Subscribe Here for exciting DIY and HOW TO videos EVERY week: www.youtube.com/user/dartofscience
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The science behind it video is in this link below

A syringe is used to put medicine into you body, but did you know that it can be used to lift heavy loads? Even bulldozers and excavators use something similar to a syringe to move heavy loads

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