HYDRO (IMAGE) Rice University Caption An illustration shows the sand-in technique developed at Rice University to make materials superhydrophobic. The one-step method involving sandpaper and powder also gives materials enhanced anti-icing properties. Credit Weiyin Chen/Rice University Usage Restrictions None 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.