(1) Facilities shall be kept free of litter, rubbish, and other flammable materials.

(2) Chemicals, flammables, and other hazardous substances shall be used for their intended purpose and according to the manufacturer's directions stated on the container label.

(3) Chemicals and other hazardous substances shall be stored according to the manufacturer's directions in their original, covered, and labeled containers in a separate, secure area accessible only by appropriate employees.

(4) Flammable materials shall be stored in a well-ventilated structure, separate from areas occupied by campers and employees.