0 votes 0 votes Which of the following is/are NOT active disinfectant(s) in water treatment? $\cdot \mathrm{OH}$ (hydroxyl radical) $\mathrm{O}_{3}$ (ozone) $\mathrm{OCl}^{-}$(hypochlorite ion) $\mathrm{Cl}^{-}$(chloride ion) Others gatecivil-2023-set2 + – admin asked May 21, 2023 edited Nov 17, 2023 by makhdoom ghaya admin 4.2k points answer See all 0 reply