Self-Erasing Ink (VIDEO) Technical University of Munich (TUM) This video is under embargo. Please login to access this video. To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Caption Researchers at the Technical University Munich (TUM) have successfully developed supramolecular materials that disintegrate at a predetermined time. The video shows a self-erasing ink. A given quantity of 'fuel' determines how long the TUM-logo is visible. After the fuel has been consumed, the logo disappears. Refueling makes the logo appear again. Credit Boekhoven Lab / TUM 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.