Lead-Free Glass Decor (IMAGE) Fraunhofer-Gesellschaft Caption The lead oxide free colors have a high color brilliance and are chemically resistant. Credit Fraunhofer ISC / K. Selsam-Geißler Usage Restrictions The picture may be used for editorial purposes only. It is protected by copyright. The use is free of charge if the reference is mentioned. 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.