Blast Tube Test (IMAGE) DOE/Sandia National Laboratories Caption Sandia National Laboratories researchers are using a blast tube to demonstrate how well nuclear weapons could survive the shock wave of a blast from an enemy weapon and to help validate the computer modeling. Credit Photo courtesy of Sandia National Laboratories Usage Restrictions Must be credited as Courtesy of Sandia National Laboratories License Licensed content 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.