[frposty]

Hey! They never showed the actual firing of the unit.

[B4Ranch]

Hitting it with the hammer is ‘pulling the trigger.’

[Copernicus]

If you have ever use a Ramset you will understand how it works.

The sound was probably muted on the tape, but it would not have been very loud in any case.

From the animation, the smoke and blast would be entirely contained inside the chamber.

Best regards,