As far as I know the "conventional wisdom" in Spain is that the cause was cooking oil. The other theory was reported in the mainstream media at the time but ap

As far as I know the "conventional wisdom" in Spain is that the cause was cooking oil. The other theory was reported in the mainstream media at the time but apparently it was dismissed as faulty science (see here: http://elpais.com/diario/1984/12/15/sociedad/471913201_850215.html http://elpais.com/diario/1984/12/15/sociedad/471913201_85021...).