The prohibitions in § 20-6.2 shall not apply to:
(3) The use of flares, noisemakers, or signals for warning, pest control, or illumination purposes by the police and fire departments, utility companies, transportation agencies, and other governmental or private agencies or persons, including agricultural operations, in connection with emergencies, their duties, or business; or
(4) The sale or use of blank cartridges for a show or theater, or for signal, commercial, or institutional purposes in athletics or sports.
(1990 Code, Ch. 20, Art. 6, § 20-6.3) (Added by Ord. 10-25)