Air sterilisers; Cleansing/sanitizing system comprising a containment enclosure specially adapted for containing an atomized cleansing/sanitizing spray mechanism for use in the cleansing/sanitizing of objects including articles of manufacture, natural products, foods and pharmaceuticals; Disinfecting ultraviolet lamps housed in a container or cover for disinfecting objects placed therein; Fitted covers for barbecue grills; Gas injectors for disbursing solids and/or liquids for purification an...