Pots in Powder (IMAGE) University of Washington Caption After printing, loose powder falls away from the printed ceramic objects. These cups were created using the UW recipe, which costs about 3 percent as much as commercial 3-D printing powders. 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.