The maximum permissible nitrites in public water supplies, is

1.

The maximum permissible nitrites in public water supplies, is

[A].	Nil
[B].	0.5 P.P.M.
[C].	1.0. P.P.M.
[D].	1.5 P.P.M.
[E].	200 P.P.M.

Answer: Option A

Explanation:

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