Section 42-463 - Maximum permitted quantities of fissionable materials
In M1 or M2 Districts, no one of the following fissionable materials shall be assembled at any one point, place, or work area on a zoning lot in a quantity equal to or in excess of the amount set forth herein:
Material Quantity Uranium-233 200 grams Plutonium-239 200 grams Uranium-235 350 grams
In addition, any establishment which provides radiation waste disposal services in the nature of collection or storage of radioactive waste from other manufacturing uses shall be prohibited in M1 or M2 Districts.