BNBing‐Jie NiSep 1, 2026New paperautoPaperPlastic Contamination as a System-Level Constraint on Circular Sludge Valorisation: Secondary Synthesis Across SCFA, Hydrogen, and Methane PathwaysProceedings of the World Congress on New Technologies · 2026 · Farooqi Nayab Iqbal, Bing‐Jie Ni2