Except as otherwise provided, no person shall have in his possession within the city, and no person shall fire or discharge or cause to be fired or discharged within the city, and no parent, guardian or person having the care, custody or control of a minor shall permit such minor to have in his possession within this city or to fire or discharge or cause to be fired or discharged within the city, any firearm, cannon, gun, pistol, revolver, rifle, air rifle, airgun, BB gun or pellet gun or any instrument of any kind, character or description which throws or projects bullets or missiles of any kind to any distance by means of elastic force, air or any explosive substance, all referred to in this section as “firearms.” (Ord. 413 § 1, 1985)