Ключевые слова: apartment, banknote, bill, budget, climate, cold, consumption, cost, cost of living, currency, domestic life, economy, efficiency, electricity, energy bill, euro, euro money, european union euro note, expensive, female hands on radiator, finance, finance and economy, fuel and power generation, gas, home heating concept, home interior, house, household, money on radiator, pay, power, reduce, save, savings, technology, temperature, top view, warmth, white radiator, winter room heating,