Removal of soluble organic chemicals is possible by the addition
Removal of soluble organic chemicals is possible by the addition of _____ to the biological mixed liquor of an activated sludge process.
A. Activated carbon
B. Alum
C. Chlorine
D. Strong color
Please scroll down to see the correct answer and solution guide.
Right Answer is: A
SOLUTION
Concept
Activated carbon is a powerful absorbent used in a wide range of water treatment facilities.
It is used throughout municipal and industrial water treatment facilities to treat drinking water, wastewater, and municipal water.
The unique, porous structure and vast surface area of activated carbon, combined with attraction forces, allow activated carbon to capture and hold various types of materials onto its surface.
∴ Removal of soluble organic chemicals is possible by the addition of Activated Carbon
Alum is used as a coagulant.
Chlorine is used mainly for disinfection