Harnessing Activated Sludge for the Treatment of Hydrothermal Liquefaction Wastewater: A Proof-of-Concept Study

Cyrus Li et al.
Document Type Article Publication Date 2026 DOI 10.1002/wer.70313 Publication Title Water Environmental Research Volume 98 Issue 2 Pages e70313 (1-11) Abstract Although hydrothermal liquefaction (HTL) is the leading technology in converting wet biomass into bioenergy, the treatment of its toxic-laden aqueous phase wastewater presents a major challenge on its path toward commercial viability. This study presents the first-ever assessment of sewage sludge-fed HTL wastewater (SS-HTLWW) treatment...