2014 Kafr Zita chemical attack
The 2014 Kafr Zita chemical attack occurred on 11 April 2014, in the rebel-held northern Syrian town of Kafr Zita during the Syrian Civil War. The attack reportedly wounded around 100 people (5 seriously) and killed three.
Source: Wikipedia — 2014 Kafr Zita chemical attack (CC BY-SA 4.0)