Japanese Knife Expert Turns Aluminum Foil Into A Super Sharp Knife

Japanese Knife Expert Turns Aluminum Foil Into A Super Sharp Knife
If you find yourself without a knife around, but you do happen to have some foil, a hammer, a saw and a bunch of whetstones, you’re in luck!
Source

Source http://handbookblogger.blogspot.com/2018/03/japanese-knife-expert-turns-aluminum.html