chips and dip (IMAGE) Penn State Caption The study was novel because little research has been conducted on the effect of external sources of oral lubrication like dips on oral processing of salty snacks, researchers said. Credit Madeline Harper/Penn State Usage Restrictions Credit must be given to the creator. Only noncommercial uses of the work are permitted. No derivatives or adaptations of the work are permitted. License CC BY-NC-ND 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.