Ключевые слова: assembly, background, battery, central, climate, comfort, communal, communication, concept, construction, crisis, current, domestic, economy, energy, equipment, expense, expensive, expression, heat, heater, home, hot, house, industry, interior, iron, loss, metal, obsolete, old, payment, pipe, pipeline, pressure, radiator, regulator, retro, save, season, section, steel, style, system, technology, temperature, thermal, wall, warm,