Ammonium nitrate may have sparked the Beirut explosion. It happened in Texas, in 1947, too

Lebanon’s government has blamed a large quantity of poorly stored ammonium nitrate for the huge blast that rocked its capital, Beirut, killing scores of people and devastating swathes of the city. What is this chemical, and why did it explode?

Lebanon’s government has blamed a large quantity of poorly stored ammonium nitrate for the huge blast that rocked its capital, Beirut, killing scores of people and devastating swathes of the city. What is this chemical, and why did it explode?