Complex sentence: While the Newark Fire Department's Director, John P. Caulfield also released information for the investigation of the explosion, the two investigations aligned, stating that the explosion was caused by an overflow that would cause vapor to travel to an incinerator, ignite, and explode.
Split into simpler sentences: While the Newark Fire Department's Director, John P. Caulfield also released the investigation of the explosion. The investigation's aligned stating that the explosion was caused by an overflow that would cause vapor to travel to an incinerator, ignite, and explode.