Emergency workers feared that if the fire were extinguished, the liquid propane, which vaporizes when exposed to air, could leak and pose a health hazard.
The rail car, which held 33,000 gallons of liquid propane, did not leak.
Instead of natural gas or liquid propane (called LP) electricity is used in 95% of the modern churches today.
There was burning liquid propane everywhere and it was dissolving everything it touched.
Replies: The density of liquid propane is greater than the density of air.
The report said that liquid propane was released from a hose after a "tank-to-tank transfer" was completed.
Each truck can hold 2,000 to 3,000 gallons of liquid propane; it is believed that the truck that exploded was not full.
A large amount of hazardous cargo also crosses through the Buffalo area, such as liquid propane and anhydrous ammonia.
Using compressed liquid propane cools the cylinders and it can help Diesel engines burn cleaner.
The vapors, when released, are flammable, she said, but their release acts as a safety valve for the remaining liquid propane.