Factories. [Ch. 30. No. 2. this section applies are so dangerous that the factory or any part thereof ought not to be used, or ought not to be used for a particular process or work, until steps have been taken to remedy the danger he may, in lieu of serving a notice on the fire authority under the fore- going provisions of this section, make a complaint to a court of summary jurisdiction, and the court may, on being satisfied of the matters aforesaid, by order prohibit the use of the factory or part thereof, or its use for the particular process or work, until such works have been executed as are in the opinion of the court necessary to remedy the danger. When any works have been executed in pursuance _ of such an order as aforesaid, the inspector shall give notice thereof to the fire authority, who shall amend any certificate in force under this section in respect of the factory, or issue a new certificate, as the case may require. (11) An examination by the fire authority under this section shall only be carried out by officers authorised in writing by the fire authority to carry out that cxamination or generally to carry out examinations under this section. (12) This section applies to every factory (a) in which more than twenty persons are employed ; or _ (0) in which more than ten persons are employed in the same building on any floor above the ground floor of the building; or (c) in or under which explosive or highly inflammable materials are stored or uscd. 27. (1) While any person is within a factory for the purpose of employment or meals, the doors of the factory, and of any room therein in which the person is, and any doors which afford a means of exit for persons employed in the factory from any building or from any enclosure in which the factory is situated, shall not be locked or fastened in such manner that they cannot be easily and immediately opened from the inside. (2) Any doors opening on to any staircase or corridor from any room in which more than ten persons are employed, and in the case of any factory constructed or converted 139 Safety pro- visions in case of fire.