Report: More Than 300 Chemical Weapons Attacks in Syria, With Pro-Assad Forces Responsible for 98 Per Cent

Most of the incidents involved improvised chlorine munitions in the form of devastating unguided explosives dropped from helicopters or planes.

from gizmodo http://www.gizmodo.co.uk/2019/02/report-more-than-300-chemical-weapons-attacks-in-syria-with-pro-assad-forces-responsible-for-98-per-cent/