Chemistry at Work (IMAGE) DOE/Sandia National Laboratories Caption Sandia National Laboratories' chemist Chad Staiger uses a separatory funnel to remove byproduct from the synthesis of a molecule. Credit Craig Fritz/Sandia National Laboratories Usage Restrictions with courtesy License Original 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.