Ключевые слова: apartment, appliance, background, bedroom, central, comfort, control, copy, design, domestic, efficient, electricity, energy, environment, equipment, flat, gas, heating, home, hot, house, household, individual, indoors, installation, interior, knob, living, modern, new, object, pipe, plumbing, power, radiator, resource, room, saving, space, supply, system, technology, temperature, valve, wall, warm, warmth, water, white, winter,