This is a really useful video! Imagine you’re hungry and tired in the middle of the woods. You’re reaching to your backpack to finally eat that can of soup or tuna salad AND your can opener; Suddenly you realize you’ve forgot your can opener in the last minute. That has happened to me and believe me, I know how frustrating it is to open a can without this tool. Watch this video to learn how to open a can without any can opener!