Question

why why should we treat factory waste before discharging it into river?​

Answer 1

$\huge\bold\red{꧁ᴀɴsᴡᴇʀ࿐⇘⇘⇘⇘}$

Factory wastes contain acids which if untreated and discharged into water bodies will cause harm to fish and other aquatic organisms living in water bodies. Therefore, they should first be treated with basic substances to neutralise them and then discharged into water bodies

Answer 2

Answer:

So that river is clean and waste can be recycled.

Please mark as brainliest and like my answer.