As used in this chapter, the term "fireworks" means any combustible or explosive composition or any substance or combination of substances or article prepared for the purpose of producing a visible or audible effect by combustion, explosion, deflagration, or detonation, including blank cartridges, balloons requiring fire underneath to propel them, firecrackers, torpedos, skyrockets, Roman candles, bombs, sparklers, and other combustibles and explosives of like construction, as well as articles containing any explosive or flammable compound and tablets and other devices containing an explosive substance. The term "fireworks" shall not include model rockets and model rocket engines, designed, sold, and used for the purpose of propelling recoverable aero models, toy pistol paper caps in which the explosive content does not average more than 0.25 grains of explosive mixture per paper cap nor toy pistols, toy cannons, toy canes, toy guns, or other devices using such paper caps; nor shall the term "fireworks" include ammunition consumed by weapons used for sporting and hunting purposes.