Ключевые слова: air, autumn, background, bank, battery, central, climate, cold, color, comfort, concept, consumption, control, convector, copy, design, domestic, economy, efficiency, electric, energy, expense, finance, heater, heating, home, hot, house, money, object, pay, piggy, pink, plumbing, radiator, saving, scarf, seasonal, space, system, table, temperature, text, thermal, utility, wall, warm, white, winter, wrapped,