Ключевые слова: aluminium, architecture, background, bare, board, box, bright, cable, ceiling, cement, confine, confined, connect, connection, construction, control, deep, device, electrical, excavation, exterior, gas, hole, home, house, illuminated, industrial, industry, inside, iron, light, line, metal, new, pipe, piping, safety, space, steel, switch, system, technology, texture, transport, tube, tunnel, under, underground, wire, work, yellow,