209. To ensure potable water of drinking quality, chemical treatment is required for reverse-osmosis freshwater generators. What is the purpose of chemical pre-treatment?

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chemical pre-treatment sterilizes the sea water entering the unit to prevent bacteria from becoming resident in the reverse-osmosis unit filters and membrane modules.

209. To ensure potable water of drinking quality, chemical treatment is required for reverse-osmosis freshwater generators. What is the purpose of chemical pre-treatment?

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