Analyst Note:
This image shows one of the two improvised air-delivered munitions (IADMs) containing a chemical payload used in an attack by the Syrian Arab Air Force on 7 April 2018 in Douma, Syria. This image shows how the IADM comprises a cradle surrounding an industrial gas cylinder. These cradles typically incorporate fins, wheels, and lifting lugs. The fins and the wheels of the cradle can be seen in this image (ARES)