The bill excludes black liquor (liquid fuel derived from a pulp or paper manufacturing process) from credit eligibility. (greencarcongress.com)
PCA Recovery Boiler project - Responsible for PDMS equipment modeling, pipe isometrics and pipe design for the green liquor and assistance with black liquor process. (jobhero.com)
Most forest biomass used for energy in these countries is recovered from indirect sources, including black liquor from wood pulping and other wood residues (Steierer et al., 2007). (greenfacts.org)