Ключевые слова: alternative, alternator, backup, bench, blacktop, building, business, button, caravan, city, construction, critical, device, diesel, distributed, electric, electrical, electricity, emergency, energy, engine, equipment, exhaust, factory, fuel, gas, gasoline, generation, generator, home, illustration, industrial, industry, machine, mechanical, metal, mobile, outdoor, plug, portable, power, sign, site, standby, standing, station, tool, trailer, volts, wheel,