Ключевые слова: ac, air, appliance, background, blower, circle, climate, cold, commercial, compressor, condenser, condition, conditioner, conditioning, cool, cooler, cooling, electric, electrical, electricity, equipment, factory, fan, farm, freeze, freezer, heat, hvac, industrial, industry, machine, machinery, metal, outdoor, outside, power, refrigerated, refrigeration, refrigerator, repair, storage, system, technology, temperature, unit, vent, ventilation, ventilator, warehouse,