Disinfectant apparatus for medical purposes; Disinfecting ultraviolet lamps housed in a container or cover for disinfecting objects placed therein; LED (light emitting diode) lighting fixtures; LED light bulbs; LED light machines; LED lighting fixtures for indoor and outdoor lighting applications; Lights for use in growing plants; Aeroponic grow cabinet in the nature of a closed environment with lights, exhaust system, aeroponic misting chamber and automated control system; Air cleaning units containing an air filter, ultraviolet lights and a photocatalytic filter; Hydroponic growing systems comprised of light emitting diode (LED) plant grow lights, grow cabinets in the nature of closed environments with integrated misting chambers, and automated controls therefor; Hydroponics grow box in the nature of a closed environment equipped with lights, exhaust system, hydroponics growing container and odor control system; Light Emitting Diode (LED) plant grow light; Sanitizing apparatus using ultraviolet light for sanitizing surfaces not for medical purposes