FORD F250 V-10 SPIT SPARK PLUG, CAUSED SMALL FIRE UNDER THE HOOD. BROKE THE COP. IF A SPARK PLUG BLOWS OUT AND COULD INJURE A PERSON WORKING ON THE VEHICLE, WHY IS THAT DIFFERENT FROM THIS THAT IS CLASSIFIED AS A SAFETY RECALL? (ENGINE COOLING FAN BLADES THAT BREAK UNEXPECTEDLY CAUSING INJURY TO PERSONS WORKING ON A VEHICLE). *TR