File:Detia GAS-EX-B Aleppo.jpg


 * Source
 * Aldin Abazović ‏@Ald_Aba on Twitter, December 4, 2016
 * ''School in former rebel held part of Eastern #Aleppo used as storage for various toxical chemicals. Among them highly toxic phosphaine gas.
 * See also
 * https://en.wikipedia.org/wiki/Phosphine#Fumigant