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Science - Magnets (Properties (How to demagnetise a magnet…
Science - Magnets
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How to DIY make one.
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Electric method
Make an electrical circuit with a short circuit and coil the wire around the thing to be magnetised. Just wait and see.
Uses
Maglev 
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Made of what material
Magnetic metals
Examples
Permanent
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Other random alloys (cobalt, nickel
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