(A) This subchapter applies to all outdoor fire boilers within the city.
(B) This subchapter does not apply to grilling or cooking food using charcoal, wood, propane, or natural gas in cooking or grilling appliances.
(C) This subchapter does not apply to burning for the purpose of generating heat in a stove, furnace, fireplace, or other heating device within a building used for human or animal habitation.
(D) This subchapter does not apply to the use of propane, acetylene, natural gas, gasoline, or kerosene in a device intended for heating, construction, or maintenance activities.
(E) This subchapter does not apply to campfires; a small outdoor fire intended for recreation or cooking but not including a fire intended for disposal of waste wood or refuse.