Figure 2: Comparison of acidification and digester stability in anaerobic co-digestion. Evolution of (a) VFAs (mg/l) and (b) FOS/TAC ratio in co-digestion (1:1- MWAS:FVW), co-digestion (3:1- MWAS:FVW) and co-digestion (3:1- MWAS:FVW) treated with hybrid (MW-H2O2) pretreatment.