Flat panel lighting apparatus; apparatus for lighting, heating, steam generation, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes; lighting apparatus and installations; outdoor lighting fittings; decorative electric lighting apparatus; fluorescent lighting apparatus; lighting tracks [lighting apparatus]; indoor fluorescent lighting fixtures; ceiling lights; chandeliers; downlights; electric lamps; electric luminaires; standard lamps; garden lighting; hanging lamps; indoor electrical lighting fixtures; lamp chimneys; lamp glasses; lamp holders; lamp reflectors; lampshades; lamps; lamps for outdoor use; lanterns for lighting; light-emitting diode [LED] luminaires; light diffusers; lighting apparatus; outdoor lighting; pedestal lamps; street lamps; solar lamps; uplights.