Disinfection or sterilisation of materials or objects, in general; Accessories therefor

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Disinfection, sterilisation or deodorisation of air Disinfection or sterilisation methods specially adapted for refuse Methods or apparatus for disinfecting or sterilising contact lenses Preservation of foods, foodstuffs or non-alcoholic beverages Preservation of foods or foodstuffs, in general Devices specially adapted for cleaning or disinfecting shavers or razors Sterilisation of packages or package contents in association with packaging Treatment of water, waste water or sewage by ultraviolet light Pasteurisation, sterilisation, preservation, purification, clarification, or ageing of alcoholic beverages