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Grease, Dust, and the Point of No Return: The Commercial Kitchen Exhaust Crisis Fueling Catastrophic Restaurant Fires
Beneath the stainless steel and the dinner rush, a combustible threat accumulates silently inside America's commercial kitchen exhaust systems. Grease-laden dust buildup in restaurant hoods and ductwork is a well-documented fire accelerant that fire codes have long sought to control — yet chronic undermaintenance continues to transform containable kitchen fires into structural catastrophes. This article examines the physics, the regulatory failures, and the technologies working to close the gap.