I want to get rid of a sim card but i wanna make sure nobody can use it. how can i destroy it without changing?

its appearance?I want to get rid of a sim card but i wanna make sure nobody can use it. how can i destroy it without changing?
grab a needle and scratch the golden connection parts. Then it wont be readable anymore.

Or put it on a giant magnet, i heard that destroys chips as well.



Good luckI want to get rid of a sim card but i wanna make sure nobody can use it. how can i destroy it without changing?
Put the sim card in a pot of hot water then boil it. Or use an EMP emitter http://www.edgeofnowhere.cc/viewtopic.ph