Pistol that squirts dye at muggers and pickpockets.
Crime preventer pistol that ejects dye at Hyde Park, London.
M/S woman walking along path in park. C/U of dodgy looking man in a raincoat hiding behind a tree. C/U of dodgy man. The man runs out and snatches the woman's handbag. The woman whips out a small pistol and squirts dye at the dodgy man's face. Inventor Stanley Freeborn enters and beckons the man and woman - actors - over. C/U Freeborn demonstrating how to load the pistol.