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Primitive Technology: Water Hammer

 
J.D. Ray
Posts: 110
2
posted 9 years ago
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I follow the Primitive Technology guy on YouTube.  His latest video (as of this writing) shows him making a stream-powered automatic hammer.

If you haven't seen them, his videos are wordless instructionals for building things by hand from materials sourced EXTREMELY locally.  Take a look:

https://www.youtube.com/watch?v=i9TdoO2OVaA

 
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