Dry fire with snap caps or equivalent is cool. Doing so without is a fine way to screw up a gun. Don't ask how I know, but understand the gunsmith who seriously damaged a fine scattergun by doing so left a lasting impression on both me and the gun.
I am..........disturbed.
Concerning the difference between man and the jackass: some observers hold that there isn't any. But this wrongs the jackass. -Twain