How to make your own DIY hand pump

Making a homemade hand water pump out of PVC is pretty easy. Most of the parts can be found easily in a junk yard and they're pretty cheap. I'll explain how they work and give you an example.

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How to Build a Water Hand Pump: 11 Steps (with Pictures) - wikiHow

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How to Build a Water Hand Pump: 11 Steps (with Pictures) - wikiHow