Alternative Pyroshock Test (IMAGE) DOE/Sandia National Laboratories Caption Sandia National Laboratories' Mike Beabout and Patrick Barnes, left to right top, and Mark Stroman and Jamison Lee, left to right bottom, prepare a nitrogen-powered gas gun for the labs' Alternative Pyroshock Test by installing a resonant cone to a resonant beam. Sandia successfully demonstrated a more environmentally friendly way to ensure avionics can withstand the shock from stage separation during flight. Credit Sandia National Laboratories/Randy Montoya Usage Restrictions Credit 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.