A fire broke out at a residential building in Taipei's Zhongzheng District, with witnesses reporting flames rising above the structure.

An acrid smell of smoke was detected at National Taiwan University Hospital nearby—a central facility with many inpatients and outpatients.

Firefighters responded. The cause requires further investigation.

The chain reaction of an urban fire

In dense districts, smoke spreads further than flame. It travels along alleys and ventilation shafts and is especially dangerous for people with respiratory illness and the elderly.

Adjacent hospitals and schools raise the burden of response, since outside air must be shut off and ventilation systems adjusted at once.

Areas of older housing combine ageing wiring with stored combustibles, raising the risk; narrow access roads that delay fire engines are a related, recurring complaint.

The old quarters of Seoul and Incheon—particularly the lanes where Chinese-Korean businesses cluster—share these conditions. Knowing where the extinguisher is and which way to leave remains the most practical preparation.