Ключевые слова: backup, battery, button, cable, center, control, dangerous, data, diesel, duty, electric, electrical, electricity, emergency, energy, engine, engineering, equipment, facility, factory, fuel, gas, generation, generator, heavy, high, industrial, industry, infrastructure, interior, machine, machinery, mechanical, monitor, oil, pipes, power, room, screen, server, standby, steel, supply, technology, turbine, uninterruptible, ups, voltage, yellow,