Pots (IMAGE) University of Washington Caption These pots were inspired by Southwest Native American pottery and created using potter's clay. They emerged from a high-tech 3-D printer before being fired in the usual way. The fine horizontal lines are an artifact of the printing process. Credit University of Washington 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.