The main pollutant of leather tanneries in the waste water is due to the salt of:

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The main pollutant of leather tanneries in the waste water is due to the salt of:

E

Editor

Sep 18, 2022

The main pollutant of leather tanneries in the waste water is due to the salt of:

Difficulty: Easy

A:

Lead

B:

Chromium (VI)

C:

Copper

D:

Chromium (III)

ID: 63273dbdca83163ac3a16f63