Anhydrous ammonia and ammonium nitrate are the two substances that have been investigated as possible causes of the April 17 explosion of the West Fertilizer Company plant in Texas. Though experts now believe the explosion was due to the ammonium nitrate, the facility did have two 12,000-gallon tanks of anhydrous ammonia, which could have exacerbated the tragedy in Texas had they leaked or exploded.
(08 May 2013)