Tell us about yourself!
Dang! I threw away a few micro SD cards thinking they were damaged. Thank you for posting this.
1. angle grinder pumice/stone2. Rustoleum clear rust inhibitor
Or you could make v-notches with a knife blade circumferentially, sandwich a twig as thick as 2 fingers between two large rocks and break of a piece exactly the length of 2 fingers with another rock a la guillotine. Insightful design.
NO acetone, it eats plastic