> Or is the movie silencer a complete fiction? The closest to movie silencer requires using sub-sonic ammunition in addition to the "silencer". That will remo

> Or is the movie silencer a complete fiction? The closest to movie silencer requires using sub-sonic ammunition in addition to the "silencer". That will remove the crack from the bullet passing trough the sonic barrier and some of the gas explosion noises. But even then it won't be "movie silencer" levels of silent, as the action of the firearms mechanic are usually also still quite loud if the weapon is not specifically designed to prevent that.