πŸ“Š Environmental Engineering
Q. The maximum permissible level or pesticides, in general, in drinking water is nearly
  • (A) 50 to 100 ppm
  • (B) 1 to 50 ppm
  • (C) 100 to 250 ppm
  • (D) 250 to 500 ppm
πŸ’¬ Discuss
βœ… Correct Answer: (B) 1 to 50 ppm

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