37(1)

37(1)(i) suitable atmospheric conditions are maintained in workplaces, by natural or artificial means, to avoid insufficient air supply, stagnant or vitiated air, harmful draughts, excessive heat or cold, sudden variations in temperature and where practicable, having regard to the nature of the processes carried on, to avoid excessive humidity or dryness, and objectionable odours; (ii) steps are taken as are necessary to provide at all workplaces of the motor transport undertaking, adequate ventilation to clear away smoke and fume, steam and dust, to dilute gases that are inflammable or noxious so as to render them harmless; (iii) adequate and sufficient measures are taken to protect the employees from exposing to extreme weather conditions by suitably changing the working hours, providing appropriate protective clothes or other suitable provisions, as necessary free of charge; (iv) where an adequate supply of fresh air cannot be obtained by natural ventilation, or where it is difficult to get the desired amount of air to the workroom without creating uncomfortable draughts near the inlets, mechanical ventilation is provided.