Jan 2, 2026 · The deadly Swiss bar fire may have spread quickly, hiking temperatures up to 1,000 degrees in a matter of seconds.

Jan 2, 2026 · A flashover is an event where an entire room is rapidly engulfed in flames. By John Yoon The cause of the fire that left dozens dead at a bar in Switzerland in the early hours of …

Jan 2, 2026 · Swiss authorities have said that a deadly fire at a ski resort bar in Crans-Montana, Switzerland, rapidly developed into a “flashover” – a dangerous phenomenon in which …

Jan 3, 2026 · A flashover, the near-simultaneous ignition of everything in a room, is so fast that even firefighters in full protective gear are unlikely to survive, experts say.

Authorities probing a fire that killed dozens at a Swiss ski-resort bar say it appears to be a textbook case of what fire experts call a flashover. Investigators in Crans-Montana believe …

During the 1942 Cocoanut Grove fire in Boston, Massachusetts, which resulted in 492 fatalities, a sudden flashover occurred when superheated flammable gases, trapped in enclosed ceiling …

Jan 3, 2026 · Swiss bar fire: Authorities say a deadly flashover likely caused the explosion at a bar in Crans-Montana. Here’s what a flashover is and why it’s so dangerous.

Jan 2, 2026 · The cause of the fire that left dozens dead at a bar in Switzerland in the early hours of Thursday is still under investigation. But the Swiss authorities have said that it’s likely that …

Jan 3, 2026 · A flashover isn’t a typical fire; it’s a near-instantaneous event. As fire experts explain, when a fire burns within an enclosed space without rapid suppression, temperatures …

Nov 29, 2025 · Flashover is the moment when all combustible materials in a room ignite at once. Temperatures can exceed 1,000°F (538°C), making survival impossible. Recognizing …