SCHEDULE VIII Cleaning or smoothing of articles by a jet of sand, metal shot or grit or other abrasive propelled by a blast of compressed air or steam 1. Definition.- For the purposes of this schedule- ("Sand blasting" means the blasting of any articles by a jet of sand, metal shot grit or other abrasive. 2. Sand blasting to be done in enclosed chamber.- Sand blasting shall not be done in room except in an enclosed chamber or cabinet in which no other work is performed and at which efficient means are provided, arranged and maintained to prevent the escape of dust to the outside of such chamber or cabinet. 3. Prohibition relating to employment of women and young persons- No woman or young person shall be employed or permitted to work at any operation of sand blasting. 4. Protective equipment.- (1) unless he is wearing a suitable protective helmet and gauntlets:- (a) no person shall be employed or permitted to work at blasting in the open air or work within thirty feet of sand blasting apparatus in operation in the open air; and (b) no person shall be employed or permitted to work or allowed in a sand blasting chamber whilst the sand blasting apparatus is in operation. (2) The occupier of the factory shall provide and maintain in good condition all helmets, overalls and gauntlets that are necessary to comply with the requirements of this Schedule. (3) Every protective helmet, shall carry the distinguishing mark of the person by whom it is to be used and shall be provided with sufficient supply of pure air for breathing and ventilation, together with suitable arrangements to permit the escape of the expired air. (4) No person shall wear a protective helmet that has been worn by another person unless such protective helmet shall have been thoroughly disinfected. (5) All persons engaged in sand blasting while at work shall wear the protective equipment provided under the provisions of this paragraph. | 
