Timeline: A history of sarin

Published On: Dec 24 2013 04:01:00 AM CST   Updated On: Sep 16 2013 10:24:47 AM CDT

A United Nations report due out Monday is expected to say say the perpetrators of last month's chemical weapons attack in Syria had up to 350 liters of sarin gas Look back at the history of sarin, a man-made nerve agent.

June 23, 2006: Report states sarin recovery figures
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Lt. Benjamin Addison/USN

June 23, 2006 - The U.S. Army releases a report to Congress stating that allied forces have recovered approximately 500 weapons munitions containing degraded mustard or sarin gas since 2003. The weapons were produced before the 1991 Gulf War, and many experts believe the sarin would no longer be dangerous.

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