2018-07-06 Update: Homemade pump
Today, we are going to make a pump.Material: Several caps of different sizes, one engine, something for water wheel, wire, straw.First, find something that can be made into a water wheel, such as this internal structure of the wheel below.Since I chose to use the inner part, I started to remove the other part with pliers or a blade.After cutting off the outer part, you will find a thick base. This base is very thick, so it will affect the efficiency of pumping, so use a saw blade to cut along th...
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