Chemical Plume Rises from Ground and Disperses into the Atmosphere (image) University of Texas at Austin, Texas Advanced Computing Center Share Print E-Mail Caption Snapshot of video image showing chemical weapons attack in Syria. Chemical plume rises from the ground and disperses into the atmosphere. Credit Dawa al-Haq News Agency, Syria Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.