Sachet Wholesaler (IMAGE) University of Miami Caption A sachet water wholesaler displays three brands for sale in Old Fadama, Ghana's largest urban slum. Credit Justin Stoler/University of Miami Usage Restrictions Use with credit 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.