This study was undertaken to evaluate the degradation of synthetic and real municipal wastewater by commercial bacteria
known as SludgeHammer bacteria and some local isolated strains. TOC removal efficiencies in the synthetic wastewater were
70%, 54%, 52%, 42% for the SludgeHammer, B. subtilis, B. laterosponus and P. aeruginosa, respectively. TOC degradation
experiments using municipal wastewater found that the mixed bacteria culture of selected strain of B. subitlis and P. aeruginosa
increased treatment performance by 6 to 16% higher than other strains. However, they took relatively longer time to reach the
maximum degradation rate compared to the SludgeHammer bacteria.