Originally Posted by soundguy
are the ammo can gaskets not synthetic rubber?
mineral oil is some pretty safe stuff.. same with white petrolatum...
So far I havn't seen any bad gaskets int he 20 or so years using it.. but guess it could be causing some micro level decay ??
I have the sense that the gaskets are natural rubber-but then only a chem analysis would tell for sure espcially sense the ammo cans are now coming from all over the world.
I like the concept of the food saver bags INSIDE an ammo can for really long term storage.