Water-repellent lotus leaf (IMAGE) RMIT University Caption The design of the self-cleaning bioplastic was inspired by the lotus leaf, which effortlessly repels water and dirt. Credit RMIT University Usage Restrictions Credit RMIT University. License Original 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.