The storage or stockpiling of tires, tire rims, wheels, metal products, scrap wood of any kind (other than firewood), iron, steel, brass, copper, tin, lead, other base materials, cordage, ropes, rags, fibers, wire, fabrics, rubber, vinyl, plastic or other synthetics, bottles, glass, wastepaper, cardboard, or other waste or discarded materials is prohibited unless stored in a shed, barn, garage or other building(s). Firewood is to be neatly stacked in the back or side yards of the primary structure.