The Swiss ski resort blaze quickly developed into a ‘flashover,’ authorities say. Here’s what that means

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 everything in a room ignites ...
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Fire at Swiss Alpine bar leaves dozens dead; witnesses describe panic, offer possible cause

CRANS-MONTANA, Switzerland (AP) — Swiss investigators are probing what caused a fire in a bar at an Alpine ski resort that left around 40 people dead and another 115 injured during a New Year’s ...