A fire that tore through a family home in Ho Chi Minh City's Cho Lon ward in the early hours of September 17 killed two residents and left five in hospital, and investigators suspect an electric bicycle charging on the ground floor may have been the cause.

The blaze broke out at around 1:23 a.m. in a multi-level tube house off Pham Huu Chi Street, a common housing type in Vietnam where the ground floor doubles as vehicle parking and the upper floors are living and sleeping space. Seven people were inside. One survivor, 66-year-old Nguyen Thi T., told police she was woken by an explosion just metres from where she slept, only to find the exterior iron gate locked from the outside. By the time she turned to fetch the keys, flames had swept across her face and arms. Neighbours managed to pry the gate open and pull her through a gap, while four other family members escaped by jumping through windows and off the rooftop onto adjoining houses.

T.'s 95-year-old mother and 35-year-old daughter-in-law did not survive; their bodies were later recovered on the ground and second floors. Four of the five injured are in critical condition at Cho Ray Hospital, with T. receiving treatment at Trung Vuong Hospital's burn unit. The Ho Chi Minh City Fire Police sent seven engines and nearly 50 firefighters, who eventually smashed through brick walls with sledgehammers to vent smoke and reach victims.

Investigators flagged several compounding factors: cluttered vehicles blocking escape routes, a narrow alley that kept large fire trucks at a distance, a power cut that plunged the street into darkness, and the fact that everyone was asleep when it started, delaying the alarm. Toxic smoke had already sealed off the first and second floors by the time crews arrived. One encouraging detail from neighbours: since earlier this year, most households on the street have bought fire extinguishers.

Why should travellers care? Tube houses like this one are widely converted into guesthouses, homestays and budget hotels across Vietnam, and the same layout risks apply: a single stairwell, ground-floor motorbike parking, locked security gates and windows that may not open. E-bike and e-scooter charging, increasingly common with the rental boom, carries a known fire risk anywhere in the world. It's worth a quick check on arrival — where the exits are, whether gates are locked at night, and how you'd get out if the stairwell filled with smoke. A 30-second look at the door could matter more than any review score.