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Mr. Dubey • 54.69K Points
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Q. For minimal eye irritation, pH value of swimming pool water should be in the range

(A) 6.2 to 6.8
(B) 6.5 to 7.0
(C) 7.0 to 7.2
(D) 7.5 to 7.6
  • Correct Answer - Option(D)
  • Views: 658
  • Filed under category Environmental Engineering
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