Bench-scale studies of the addition of powdered activated carbon to contact stabilization activated sludge were conducted to find the lowest detention time and to determine effluent quality benefits.

Batch experiments on raw wastewater were performed using sludge from the reaeration tank of a contact stabilization activated sludge plant operating at a very high sludge age. After a short ...

Mark Yeager’s recent guest column to the Savannah Morning News calls for Rayonier Advanced Materials — a local mill that employs over 700 — to adopt a treatment technology called “Activated Sludge.” ...