Air cleaning units containing an air filter, ultraviolet lights and a photocatalytic filter; 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; Electric hair dryers; Electric heating fans; Electric hot-water bottles; Filters for air conditioning; Hair driers;...