The Department of Health shall have exclusive jurisdiction to enforce and administer these hazards in accordance with the rules and regulations promulgated by the Board of Health. An appeal may be made to the Board of Health to permit the manufacture, utilization, or storage of unsealed radioactive materials or fissionable materials, in excess of the quantities set forth in Section 42-462 (Maximum permitted quantities of unsealed radioactive material) or Section 42-463 (Maximum permitted quantities of fissionable materials). In any case where the Board of Health determines that the radiation hazard on or beyond any lot line is remote and minimal, even in the event of an accident, the Board may permit such additional quantity.