Stove Stacking (IMAGE) University of Washington Caption About 40 percent of families continued using traditional cooking methods after they received new cookstoves as part of the intervention. This "stove stacking" phenomenon erased some of the hoped-for benefits. Credit Ther Wint Aung, University of British Columbia Usage Restrictions 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.