Aeroponic grow cabinet in the nature of a closed environment with lights, exhaust system, aeroponic misting chamber and automated control system; Agricultural irrigation units; Air purifying apparatus and machines; Composting toilets; Cultivation lamps and parts thereof, namely, high pressure sodium (HPS), metal halide, plasma, and light emitting diode (LED); Electric patio heaters; Humidity control packets comprised of moisture-sensitive material in small, sealed packages for maintaining a pre-determined, relative humidity in enclosed environments; 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; Landscape lighting installations; Water treatment apparatus, namely, clarification and thickening machines for use in treatment of liquids in the nature of water, waste water and industrial water