In which form of solute stabilization, hydrogen sulfide in the effluent is oxidized into sulfate?
(a) Chlorination
(b) Liming
(c) Re-carbonation
(d) Super-chlorination
I had been asked this question by my college director while I was bunking the class.
The query is from Types of Unit Operations topic in division Unit Operations for Wastewater Treatment, Preliminary Treatment of Environmental Engineering