cut them open with a pocket knife at the top
dump out the contents
put the "empty" casing in a vise
strike the primer
dirty brass or steel pile.
could sell the shot if you know sizes and re-loaders
cartridge ammo
pull the bullet out (two sets of pliers)
dump out contents
put "empty" in vise
strike primer
dirty brass or steel
or just dispose of them at local pd.
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