Ключевые слова: air, apartment, appliance, autumn, background, boiler, central, clean, cold, comfort, consumption, control, design, domestic, economy, efficiency, electric, energy, equipment, facility, fall, floor, heater, heating, home, hot, indoors, maintenance, metal, modern, nobody, object, plumbing, power, radiator, radiators, room, saving, season, sill, space, system, temperature, thermal, utility, wall, warm, white, window, winter,