Argonne Invents Reusable Sponge (3 of 3) (IMAGE) DOE/Argonne National Laboratory Caption Oleo Sponge can pick up oil that has dispersed into the water column, not just a slick sitting on the surface -- which no commercially available products can do. Credit Mark Lopez/Argonne National Laboratory 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.