Ключевые слова: air, autumn, background, battery, cap, central, climate, clothes, cold, color, comfort, control, convector, copy, design, domestic, economy, efficiency, electric, energy, expense, hat, heat, heater, heating, home, hot, house, indoors, knitted, modern, object, pink, radiator, red, room, saving, scarf, season, space, system, temperature, text, utility, wall, warm, warmth, wear, white, winter,