What happens if an obsolete SIM-Card is thrown in acetone?

Well… This was just a brief experiment out of curiosity. To cut it short: the plastic card body is dissolved, what remains are only the microchip and the metal contacts. But see for yourself…

An obsolete T-Mobile SIM card

A SIM card being rinsed in acetone. The plastic has completely dissolved.

A SIM card being rinsed in acetone. Only the microchip and contacts remain.

The remaining metal contacts