Highly polluted water could have a BOD value of ?

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The BOD value is most commonly expressed in milligrams of oxygen consumed per litre of sample during 5 days of incubation at 20 °C and is often used as a robust surrogate of the degree of organic pollution of water.

Answers

2014-05-10T12:16:36+05:30
Highly polluted water could have a BOD value of 17 ppm or more
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