Explosives experts say 2,750 tons of ammonium nitrate removed from a vessel impounded in 2013 and abandoned by its Russian owner was long considered dangerous before a welding accident caused it to explode
— Read on www.theglobeandmail.com/world/article-how-an-abandoned-ship-became-a-ticking-time-bomb-in-beirut/

What a horrendous oversight!