An electric transmission-cable is provided, comprising a cable core having at least two individually coated and stranded wires, and a conductor surrounding the core, wherein the core is compacted. The work surface is provided on the support base. Both portions are impregnated with the same or different volatiles. According to yet another aspect, a client device controls processing of data in a remote application container. In some embodiments, the light engine is retained on the mounting frame such that it can be moved clear of the mounting frame opening.