2 ms·
There is also magnetic developer: https://en.wikipedia.org/wiki/Magnetic_developer https://en.wikipedia.org/wiki/Magnetic_developer This is what is usually use
by aplc0r 11y ago
There is also magnetic developer: https://en.wikipedia.org/wiki/Magnetic_developer https://en.wikipedia.org/wiki/Magnetic_developer
This is what is usually used today to diagnose issues with magnetic stripe encoding/reading.