Oranges (IMAGE) University of Granada Caption Orange peels pose a problem for the food industry, given that they are residues that take up a great volume and which aren't very useful nowadays. Credit UGRdivulga 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.