Anonymous asked in Science & MathematicsEngineering · 7 years ago

how to make magnetic fingerprint powder?

i really wan't to know how to make magnetic fingerprint powder because i want to

1 Answer

  • 7 years ago
    Favorite Answer

    magnetic powder would have to be very fine iron particles, probably iron oxide, and fingerprint powder is usually finer than that and having magnetic powder seem pretty pointless - any reason other than "wan't" to.

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