PNNL/LanzaJet Biofuel (IMAGE) DOE/Pacific Northwest National Laboratory Caption PNNL’s Rich Hallen holds a sample of jet fuel upgraded from ethanol made from industrial waste gases. Credit Photo by Andrea Starr | Pacific Northwest National Laboratory Usage Restrictions None License Original 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.