high efficiency drinking water treatment – disinfection at germany

high efficiency drinking water treatment – disinfection at germany
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  • Which Disinfectant is used in disinfection of water?
  • Disinfection of water is done mainly by using chlorine, chloramines, chlorine dioxide, ozone, and ultraviolet light. All these disinfectants are widely used for microorganisms (Ishaq et al. 2018).
  • What are the applications of disinfection in drinking water technology?
  • (Modified after Crittenden et al. 2012) The named applications of disinfection in drinking water technology can be divided into two categories and have different purposes: 1. 2. Secondary disinfection: maintaining a residual quantity of a disinfectant in the distribution network .
  • What are alternative disinfectants for drinking water?
  • To circumvent these drawbacks (formation of DBPs in drinking water), the popular alternative disinfectants used are the chloramines and chlorine dioxide (Sadiq and Rodriguez 2004). Chloramination is the treatment of drinking water using monochloramines (NH 2 Cl) as disinfectant.
  • How can alternative disinfectants reduce DBPs in water?
  • To overcome these drawbacks, alternative disinfectants such as ozone, chloramine among others are used to avoid or reduce chlorinated DBPs in waters (Simate et al. 2012). For example, chloramine is a weaker disinfectant which requires greater contact time for disinfection in water treatment plants (Chowdhury et al. 2011).