shells ...Pow Pow I'm spent .....

You can open them up and get the lead out, then sell that as scrap or to reloaders. Put the powder in an empty jar or something for when you need a bit of fun. Then if the bottom is brass great! But some have magnetic ends and would be shred. Striking the primer in a vice is always good. Oh and some might have steel shot so that only really has value to reloaders or just as steel