CAP. 172]
[r. 156 cont.]
Projector support.
Projector casing.
Film boxes and films.
Places of Public Entertainment.
(3) No smoking shall at any time be permitted within the reserved space.
(4) No inflammable article shall unnecessarily be taken into or allowed to remain in the reserved space.
157. The projector shall be placed on a firm support and shall be kept clear of the access to any exit.
158. (1) The projector and the illuminant shall be entirely enclosed in a casing of fire-resisting material except for such openings as are necessary for effective manipulation and ventilation.
(2) Any electric wiring or terminals fitted within the casing shall be so placed that it is impossible for films in use in the projector to come in contact with them.
(3) Each electric circuit on the projector shall be fitted with a separate switch controlled from outside the casing and so placed as to be within reach of the operator when standing at the projector.
(4) No illuminant other than electric light in hermetically sealed lamps shall be used within the projector, and the illuminant shall be separately encased in such a way as to prevent contact with the film.
(5) The heat of the illuminant, and its position in relation to the optical system, shall be such that it is impossible for the rays of light to ignite a stationary film. The power consumed by the illuminant shall not exceed 1,000 watts.
159. (1) The projector shall be fitted with film-boxes of fire-resisting material, which shall be made to close in such manner, and (where ribbon film is employed) shall be fitted with film-slots so constructed, as to prevent the passage of flame to the interior of the box.
(2) Film boxes shall not be capable of carrying films of more than a total length of 2,000 feet.
(3) At no time shall a film be exposed except the portion necessary for threading up.
(4) During an exhibition not more than two reels of film shall be in the auditorium at any one time. If further reels of film are required, they shall be kept in closed metal
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