Section 1401. Storage and Handling. —

1. Storage rooms of unexposed photographic and x-ray films shall be provided with automatic fire extinguishing systems in the following cases:

   1. When unexposed films in generally accepted safety shipping containers exceed the aggregate 14.00 cubic meters.

   2. Where shelving used for storage of individual packages not in said shipping containers exceed 1.40 cubic meters in capacity; and

   3. Storage is not in generally accepted safety shipping containers in any section exceeding 14.00 cubic meters.

2. Film negatives in storage or in process of handling shall be kept in heavy manila envelopes, not exceeding 12 films to an envelope. Expanding envelopes shall not be used.

3. Film negatives shall be kept in properly insulated vented cabinets, vented storage vaults or outside storage houses. Not more than 110 kilograms shall be stored in any single cabinet. Where the film stored exceeds 450 kilograms, it shall be in vented storage vault or in a detached structure or roof vault. Door openings in vault shall be of four-hour fire-resistive construction and shall be kept closed except when in use.

4. Only incandescent electric light shall be permitted: protected with substantial wire guards or vapor roof globes or both. Portable lights on extension cords are prohibited. Conspicuous "NO SMOKING" signs shall be posted.

5. No films shall be stored within 600 millimeters of steam pipes, chimneys, or other sources of heat.

6. There shall be first aid provisions of types using water or water solutions. Discarded films shall be stored and handled in the same manner as other films until removed from the premises.