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babunello [35]
3 years ago
7

Chlorine is added to kill remaining microorganisms in the water this is called what?

Biology
2 answers:
spin [16.1K]3 years ago
6 0
"Residual Chlorine". 
xxTIMURxx [149]3 years ago
3 0
It is called Residual Chlorine, as stated in your question it's a small level of chlorine remaining in the water. It acts as a safety net kind of, preventing unwanted microbial contamination. 

Hope this helps!
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