Air cleaning units containing an air filter, ultraviolet lights and a photocatalytic filter; Air purifying apparatus; Air sterilising apparatus; Apparatus for disinfecting water; Disinfecting ultraviolet lamps housed in a container or cover for disinfecting objects placed therein; Sanitizing apparatus using ultraviolet light for sanitizing linens, surfaces of objects not for medical purposes; Sterilizers; Ultraviolet lamps not for medical purposes; Ultraviolet ray lamps, not for medical purpo...