The Method of Sludge Disposal and Resource Utilization
Surplus sludge is the by-product of sewage treatment,which enriches the pollutants and nutrients in sew-age,and it has two attributes of"pollution"and"resource"at the source.Sludge reduction and resource utilization have always been the focus of research.This paper summarizes the research status of domestic surplus sludge treatment,and summarizes the sludge treatment from the two aspects of sludge reduction and resource utilization.