“Fireworks” means and includes any combustible or explosive composition, or any substance or combination of substance, or device prepared for the purpose of producing a visible or an audible effect by combustion, explosion, deflagration or detonation, and shall include blank cartridges, toy guns, toy cannons, or toy guns in which explosives are used, firecrackers, torpedoes, skyrockets, roman candles, Daygo bombs, sparklers, or other devices of like construction and any devices containing any explosive or flammable compound or any tablet or other device containing an explosive substance, except that the term “fireworks” shall not include any auto flares, paper caps containing not in excess of an average of twenty-five hundredths of a grain of explosive content per cap, and toy pistols, toy canes, toy guns or other devices for use of such caps, the sale and use of which shall be permitted at all times. (Ord. 414 § 2, 1985)