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Remove small dents from stainless steel fridge
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Andy Burns[_7_]
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Remove small dents from stainless steel fridge
polygonum wrote:
And you can happily induce currents in aluminum. Came across this being
used as a brake on huge wide-format digital photographic printers. Very
neat.
Fun with magnets in thick walled copper tube
http://youtu.be/E97CYWlALEs
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