The Ford F-150 has been a top-selling pickup truck in America for many years running, but a recent disaster at the plant of one of the automaker’s key suppliers speaks to the precarious nature of even the most valuable supply chains.

On September 16th, a fire took place at the Oswego, New York factory of metal manufacturer Novelis – an event that reportedly leveled the plant’s hot mill, which is the facility’s primary aluminum sheet production area.