Whether it is to keep your things safe and private at school, at the gym, or even at home, having a combination lock sure comes in handy. You can find all types of locks at pretty much any store, but the problem is that we often tend to forget the combination at our locks and usually have to call someone to cut open that lock so that we can get all of our stuff out, or buy a new lock. It’s a lot of hassle. Apparently you can pick a lock using a common soda can. Here’s how: