DIY Machine Makes 3D Carvings Of Magnetic Fields
You can go the simple iron filings on a white piece of paper route if you want to see the invisible fields surrounding a magnet. But I prefer this DIY contraption which carves 3D foam sculptures of them instead. Using a simple electric motor with a drill bit attached that works like a CNC machine, … Continue reading DIY Machine Makes 3D Carvings Of Magnetic Fields
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