Question

3. Which out of the following methods can be used to dispose sludge?
a. Incineration
b. Addition of chlorine
C. Aeration
d. Sedimentation​

Answer 1

Answer:

a) Incicneration

Explanation:

The most commonly used methods to deal with sludge solids are as follows: anaerobic and aerobic digestion, vacuum filtration, elutriation, drying beds, sludge lagooning, wet combustion, atomized suspension, drying and incineration, centrifuging, sludge barging, landfill