Ключевые слова: above, alarm, alarm signal, alert, battery operation, blanket, caretaker, ceiling, control, danger, detector, domestic, electronic, escape, evacuate, fire, fire detector, fire protection, flat, house, house administration, household, law, monitoring, new building, office, prevention, protection, regulations, report, retrofit, risk, safety, sensor, signal, smoke, smoke alarms, smoke detector, threat, warning,