From Popular Mechanics, 3/30/07:
Tower 7 housed the city’s emergency command center, so there were a number of fuel tanks located throughout the building—including two 6000-gal. tanks in the basement that fed some generators in the building by pressurized lines.
Just because it sounds like a bomb doesn't mean it is.
"Just because it sounds like a bomb doesn't mean it is."
right. how many times have we seen tornado victims say that one moment they heard the roar of a freight train and the next moment their house is gone,
Based on this we can create a new conspiracy theory.
There is no such thing as a tornado,
Our government has been driving trains through trailer parks.