Outdoor Storage of Rubbish. It is prohibited to keep any rubbish stored outside of any property within the historic downtown area. Rubbish means all matters and materials not defined as garbage, but which are rejected by the owners or producers thereof as useless, unusable or not viable, and includes boxes, carton, packing materials, metal vessels or shelving, tin cans, bottles, crockery, paper, rags, straw, sawdust, metals and boards.