Wick for a molotov cocktail grenade. (apply gas and motor oil for extended burn time)
Burning In general. (multi purpose)
Food Storage (if that wasnt covered already, specifically dry foods)
Now this is for you roughnecks out there. but if you are high in body temp and need to cool off. (desert) You can peen on it, let it cool, and apply to head, neck and chest. The smell is terrible, most likely the taste, but it can save your life.
Bar bending. Anyone remember that Shanghai Noon movie? He wets it(with urine) wraps around iron bars, uses a stick to spin and tighten. Eventually bending the bars to escape jail. this is real, it can be done. I did it once to my rod-iron fence once. Why? For no reason whatso ever.