Sewage Sludge Treatment and Disposal Explained
Mar 11th, 2009 | By admin | Category: Health GuideSewage sludge is a by-product of the municipal wastewater treatment process which purifies wastewater before it is released into local waterways. It is the solid, semi-solid or liquid residue generated during the treatment of domestic sewage, and is in fact an amalgamation of all the liquid wastes from society after aerobic biological treatment.
Sewage sludge must [...]