Detector (IMAGE) ETH Zurich Caption In this image, the sensor is inside the white casing. To its right is the polymer tube in which methanol is separated from ethanol. Credit Van den Broek J et al. <i>Nature Communications</i> 2019 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.