Apparatus for lighting; apparatus for lighting buildings; apparatus for lighting displays; apparatus for lighting public events; apparatus for the lighting of vehicles; battery powered fluorescent emergency lighting units; battery powered incandescent emergency lighting units; bulbs for lighting; combined lighting and ultraviolet apparatus; computer controlled lighting apparatus; decorative electric lighting installations; decorative gas lighting apparatus; decorative lighting sets; diffusers being parts of lighting apparatus; display lighting; electric fibre lighting apparatus; electric indoor lighting apparatus; electrical lighting fixtures for use in hazardous locations; emergency lighting apparatus; fixed underwater lighting installations for swimming pools; garden lighting; incandescent lighting fixtures; lamps for lighting purposes; lighting apparatus for commercial and industrial use; lighting apparatus incorporating optical fibres; lighting apparatus utilising light emitting diodes (LEDs); lighting elements; lighting fixtures; lighting for aquariums; lighting for display purposes; lighting for ponds; lighting units