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Nov., 1938] PROJECTION PRACTICE COMMITTEE 509
jectors and lamps are not in use. There shall be provided an approved can for scrap film, having an automatically closing hinged cover. When rewind table and approved film cabinets are in the projection room, such table and cabinets must be at least 30 inches from the rear of any projector.
(b) Where rewinding of film in permanent installations is done in a separate room, at approved location adjacent to or near the projection room, such rewinding rooms shall be of construction similar to that of the permanent projection room, as specified in Sub-Section 191 . Such room shall be not less than 80 square-feet in area and shall have clear walking spaces not less than 30 inches wide. The ventilating system shall be connected directly to the outside air and shall conform, as to capacity, to the specifications of Sub-Section 191 (g), and may be combined with the general ventilation system of the projection room.
(c) Rewinding film shall not be done in temporary projection booths except when projectors and lamps are not in use and are cool.
(213) (Unchanged) Care and Use of Film. — Motion picture film used in connection with the projection of motion pictures (as in theaters, motion picture theaters, screening or projection rooms, sound recording studios, and motion picture titling studios) shall be limited and kept as follows :
(a) (Rewritten) The quantity of film in any projection room or booth or rewinding room shall be limited to that given below:
(1) (Rewritten) In a projection room, constructed to conform to Section 191: not exceeding 125 pounds (25,000 feet of 35-mm. film);
(2) ( Unchanged) In a rewinding room constructed and vented to conform to Section 191 and Sub-Section 212 (b) and separated from the projection room with openings thereto protected with approved fire doors: not exceeding 125 pounds (25,000 feet of 35-mm. film);
(3) (Rewritten) In a temporary projection booth, constructed to conform to Section 192: not exceeding 75 pounds (15 feet of 35-mm. film);
(4) (Rewritten) In a special room constructed and vented as required for rewinding rooms (see Sub-Sec. 212), when approved by the inspection department having jurisdiction: not exceeding 125 pounds (25,000 feet of 35-mm. film) may be kept in lieu of the amount permitted in either the projection room or the rewinding room. The total quantity in the three rooms shall not exceed 250 pounds (50,000 feet of 35-mm. film).
(b) The above quantities of film shall be kept as follows:
(1) Up to 40 pounds (8000 feet of 35-mm. film) of film may be kept in Interstate Commerce Commission shipping containers, or approved cabinet in each room;