By Lynn L. Bergeson and Carla N. Hutton The U.S. Department of Energy’s (DOE) Bioenergy Technologies Office (BETO) announced on August 11, 2022, that a research team from Pacific Northwest National Laboratory investigated how potassium in biomass feedstocks poisons a catalyst. The researchers focused their study on potassium, a common alkali metal found in biomass feedstocks, since previous analysis of deactivated catalysts after catalytic fast pyrolysis (CFP) of woody biomass...