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In a water treatment plant, bacteria are used to digest material in the water. However, these bacteria can be harmful to humans. Because of this, what other steps must be taken in the treatment of water?

Respuesta :

Answer:

After filtration, coagulation, chlorination to sterilize the water from microorganisms that may be present

Explanation:

toasterdough

Chemicals must be added to kill the bacteria after they have finished digesting

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