MCQ
The maximum prescribed concentration of copper in drinking water is ........ $ppm$
- A$0.5$
- ✓$3$
- C$5$
- D$0.05$
✓
Answer
Correct option: B.
$3$
b
Maximum prescribed concentration of copper in drinking water is $3\, ppm$. Above this concentration water becomes toxic
Maximum prescribed concentration of copper in drinking water is $3\, ppm$. Above this concentration water becomes toxic
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