Ключевые слова: appliance, building, cable, closeup, colours, concept, connection, conservation, consumption, contact, current, design, device, economy, efficiency, electric, electrical, electrician, electricity, electronic, energy, equipment, generation, gray, grey, home, household, indoor, industry, insert, interior, light, line, mains outlet, minimalism, modern, object, outlet, plastic, plug, power, safety, selective focus, soft focus, supply, switch, technology, voltage, wall, white,