E-Cigarette Formaldehyde Exposure (IMAGE) R&D at British American Tobacco Caption This image shows the average daily concentration of formaldehye equating to heavy e-cigarette use compared to safety benchmarks. Credit British American Tobacco 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.