Survival Tip: Opening A Metal Can With No Can Opener Written by: OTGN Video Editor Videos Comments Off on Survival Tip: Opening A Metal Can With No Can Opener Print This Article March 5, 2014 If your stuck with no tools and have to open some cans rub on the concrete and in a few minutes you will have it open. Video courtesy of southernprepper1 Previous Video OTGN Video Editor © Copyright Off The Grid News