Projection room restrictions

(1) The projection room shall always be in the charge of a competent operator who shall be present in the projection room during the whole time that the apparatus is in use. (2) No unauthorised person shall enter the projection room. 10 Cinematographs (3) No person shall smoke in the projection room. (4) No inflammable liquid or articles shall unnecessarily be taken into nor allowed to remain in the projection room. (5) The projection room shall be provided with adequate means of ventilation communicating directly with the outside air.