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A great little test to show magnetic metals are in the water.

submitted by Dingo to science 1 weekMay 6, 2024 14:59:46 ago (+2/-0)     (pomf2.lain.la)

https://pomf2.lain.la/f/tgskdt0.mp4

Note that the electrodes should be copper (not a ferromagnetic substance).


3 comments block

Like iron?