Ключевые слова: ac, air, balancer, balancing, box, building, central, closeup, compressor, condenser, conditioner, conditioning, cool, coolant, cooling, cost, crisis, economical, effective, electric, electrical, energy, fan, fuel, high, hvac, industrial, industry, luxuries, machine, metal, outside, pattern, pipe, power, refrigerant, refrigeration, repair, safety, sheet, system, test, tool, unit, utility,