Copper Foam (IMAGE) Brown University Caption Scientists at Brown University's Center for Capture and Conversion of CO2 have discovered that copper foam could provide a new way of converting excess CO2 into useful industrial chemicals. The foam offers sponge-like pores and channels, providing more active sites for CO2 reactions than a simple surface. Credit Palmore Lab / Brown University Usage Restrictions None 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.