[CC 2012 § 17.350]
It shall be unlawful to store or keep in any storeroom, wareroom, building or any premises within the corporate limits any of the following explosives in any quantity: liquid nitroglycerin, high explosives containing over sixty percent (60%) of the nitroglycerin (except gelatin dynamite); high explosives having an unsatisfactory absorbent or one (1) that permits leakage of nitroglycerin under any conditions liable to exist during transportation or storage; nitrocellulose in a dry condition, in quantity greater than ten (10) pounds in an exterior package; fulminate of mercury in bulk in a dry condition, and fulminate of all other metals in any condition except as a component of a manufactured article; or explosives containing an ammonium salt and a chlorate.
[CC 2012 § 17.355]
One (1) portable magazine kept securely locked and conspicuously marked "Magazine — Explosives," containing not more than fifty (50) pounds of permissible explosives may be allowed in a building not occupied as a dwelling or place of public assembly, if placed on wheels and located not more than ten (10) feet from, on the same floor with and directly opposite to the entrance on the floor nearest the street level, and one (1) similar portable magazine containing not more than five thousand (5,000) blasting caps, may be allowed if placed on wheels and located on the floor nearest the street level. Blasting caps or detonators of any kind shall not be kept in the same magazine with other explosives.
[CC 2012 § 17.360]
Any person who stores or sells explosives shall obtain a permit annually from the District Fire Chief (or other designated official) who shall inspect the place where the same is kept.