[Amended 9-3-1996 by Ord. No. 2203]
In all zones, with the exception of existing operations, no building or premises hereafter shall be used for plastic manufacture or the manufacture of articles from plastic having a flammable or toxic base, or used for the manufacture, processing, handling, use or storage of other hazardous substances as hereinafter defined. For the purposes of this prohibition, and only in industrial zones, hazardous substances shall not include materials such as corrosive liquids, flammable and liquid solids, gases and oxidizing materials which in total do not exceed 100 gallons of any hazardous material or 600 pounds of any powered hazardous material, provided that the storage and use of such materials comply with any and all laws, ordinances and fire code regulations of the federal, state and local governments.