A simple feeder for small birds can be done literally in minutes, using a tin can and a stick of wood or a suitable diameter of the branch.
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Walk-behind self-built eager to make the most versatile. This is understandable: it has to perform a variety of agricultural operations. However, to create a design that is most optimal...
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I once had at my disposal a DC generator from a Wartburg-311 car (6 V, 180 W), and I decided to adapt it as an outboard motor for a kayak. I built the "fuel tank" from two...
