Ключевые слова: air, autumn, background, battery, building, central, climate, cold, concept, consumption, control, convector, copy, ecology, economy, efficiency, electricity, energy, equipment, expense, family, hat, heat, heating, home, hot, house, household, indoors, knitted, model, modern, nobody, object, pink, plumbing, property, radiator, saving, socks, space, system, temperature, text, thermal, wall, warm, warmth, winter, wooden,