You are in the wild through no fault of your own and you have no can opener nor knife !!
You have been involved in a SHTF moment and have only a couple of cans of food but no can opener nor knife.
Now how in the He** do you get the can open so that you can get at the food..
The Crazy Russian Hacker has the solution.. In the video, he uses concrete but if you are in the wild, you would have to look for a coarse rock to get this done
Watch the video :
