Vehicle Mileage Diagram (IMAGE) University of Washington Caption This diagram shows how a delivery truck can save on mileage when compared with personal vehicles driving to and from a store. Credit Goodchild/Wygonik, UW Usage Restrictions Photo credit required 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.