Look above you'll find I said public park or private land with a public footpath nearby, multiple times.
No where did I suggest someone should walk down a public street discharging a blank firing weapon in the road.
Anyway, not going to keep arguing. We have a differing point of view, which is fine. I'm just more cautious than you when it comes to taking risks or standing on rights.
My POV all along is where there's an alternative means of exposing the dog to a gun noise, it's better to consider it these days than standing there with a blank firing gun, whether you are in a public