Ключевые слова: ac, adult, air, building, condition, conditioner, conditioning, construction, control, electric, electrical, electrician, electricity, engineer, equipment, furnace, hand, heat, home, hot, house, hvac, industry, install, installation, installer, installing, job, machine, maintenance, male, man, manual, people, person, pressure, professional, repair, repairman, service, system, technician, technology, temperature, test, tool, work, worker, young,