A. 
Terms defined. As used in this chapter, the following terms shall have the meanings indicated:
FILLING STATION
A place where gasoline, oil and services for automobiles and other motor vehicles are sold either at wholesale or retail prices.
GARBAGE
Putrescible animal and vegetable wastes resulting from the handling, preparation, cooking and consumption of food.
LITTER
Garbage, refuse and rubbish, as defined in this section, and all other waste material which, if thrown, deposited or stored as prohibited in this chapter, tends to create a danger to public health, safety and welfare.
PRIVATE PREMISES
Any dwelling house, building or other structure designed or used either wholly or in part for private residential purposes, whether inhabited or temporarily or continuously uninhabited or vacant, and includes any yard, ground, walk, driveway, porch, steps or vestibule belonging or appurtenant to such dwelling house, building or other structure.
PUBLIC PLACE
Any street, sidewalk, alley or other public way and any and all public parks, squares, spaces, grounds and buildings.
PUBLIC STRUCTURE OR BUILDING
Any structure or building owned or operated by the federal, county or state government or any governmental agency.
REFUSE
All putrescible solid wastes (except body wastes), including garbage, rubbish, ashes, street cleanings, dead animals, abandoned automobiles, dismantled automobiles and parts thereof, scrap metal, junk, machinery and solid market and industrial wastes.
RUBBISH
Nonputrescible solid wastes consisting of both combustible and noncombustible wastes, such as paper, wrappings, cigarettes, cardboard, tin cans, yard clippings, leaves, wood, glass, bedding, crockery, building materials and similar materials.
B. 
Word usage. The word "shall" is always mandatory and not merely directory.