GSRHand1 (IMAGE) West Virginia University Caption A WVU forensics researcher collects gunshot residue from a hand, using a sampling procedure in which carbon adhesive is mounted on an aluminum pin and plastic holder. Invisible gunshot residue can stick on the adhesive for further analysis. Credit WVU Photo/Matt Sunday Usage Restrictions NONE 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.