(A) Permitted Uses: In manufacturing districts indicated in the zoning district map, no land shall be used and no building or structure shall be erected or altered and used or designed and intended to be used in whole or in part for any other use than one or more of the uses designated hereinafter as a permitted or conditional permitted use and under conditions specified in the manufacturing district in which the land, building, or structure is or shall be located, except the following:
1. A use lawfully established on the effective date of this title, provided that uses, buildings, or structures rendered nonconforming by this title shall be subject to regulation herein set forth in chapter 9 of this title.
2. Conditional uses, as hereinafter listed and under conditions stipulated in each district.
(B) Prohibited Buildings, Structures, And Uses: Buildings or structures shall not hereafter be erected or structurally altered, or new uses of land hereafter established or existing uses of land hereafter enlarged for any of the following uses: abattoirs; arsenals; crematories; creosote treatment or manufacture; fat rendering; fertilizer manufacture; fireworks or explosive manufacture or storage; dumping, reduction, or other processing of garbage, dead animals, offal or refuse, except when conducted in a publicly operated incinerator plant; ore reduction; petroleum processing or refining; pyroxylin manufacture; natural or synthetic rubber, caoutchouc, or gutta percha manufacture or treatment; salt works; sauerkraut manufacture; soap manufacture; smelters; stockyard or slaughter of animals or fowl; tallow, grease, or lard manufacture or treatment; tanning, curing, or storage of rawhides or skins; tar distillation or manufacture; junkyards; or automobile wrecking yards.
(C) Activities Licensed By Council: No activities involving the storage, utilization, or manufacture of materials or products which decompose by detonation shall be permitted, except such as are specifically licensed by the council, or are used as customarily incidental to the operation of a principal use in such quantities, and in a manner conforming with applicable performance standards hereafter set forth in this chapter. Such materials shall include, but shall not be confined to: all primary explosives such as lead azide, lead styphnate, fulminates and tetracene; all high explosives such as TNT, RDX, HMX, PETN, and picric acid; propellants and components thereof such as nitrocellulose, black powder, boron hydrides, hydrazine, and its derivatives; pyrotechnics and fireworks such as magnesium powder, potassium chlorate and potassium nitrate; blasting explosives such as dynamite and nitroglycerin; unstable organic compounds such as acetylides, tetrazoles, perchloric acid, perchlorates, chlorates, hydrogen peroxide in concentrations greater than thirty five percent (35%); and nuclear fuels, fissionable materials and products and reactor elements such as uranium 235 and plutonium 239.
(D) Setbacks Along District Boundary Lines: No buildings, structures or parcel of land, which are used for any establishment, the principal use of which is manufacturing, fabricating, assembly, disassembly, repairing, storing, cleaning, servicing, or testing of materials, products or goods shall be located in an M district within fifty feet (50') of a residence district boundary line, except when directly across a street from a residence district, there shall be provided for such uses, a yard along such street of not less than forty feet (40') in depth, except off street parking may be located in such open spaces when set back not less than forty feet (40') from a lot line adjoining a street, and when located within forty feet (40') of an interior lot line of a lot in a residence district such parking area shall be effectively screened from the residential lot.
(E) Operations Within Enclosed Buildings: Operations of any establishments engaged in manufacturing, fabricating, assembly, disassembly, repairing, storing, cleaning, servicing and testing of materials, products and goods or retail or wholesale sales shall be conducted within completely enclosed buildings, except:
1. Off street parking and off street loading when conforming with regulations herein set forth in chapter 8 of this title.
2. Establishments of the drive-in type offering goods and services to customers waiting in parked automobiles.
3. Servicing, repairing, testing, cleaning and other operations of railroads and other transportation facilities customarily out of doors.
4. Storage and testing areas provided that such areas located within five hundred feet (500') of a residence district shall be completely enclosed behind a solid fence or wall or chainlink fence faced with dense plantings of trees or shrubs which in the case of a wall or fence shall be not less than six feet (6') or more than eight feet (8') in height.
5. Other uses customarily conducted in the out of doors recreation facilities. (1977 Code)