In sewage treatment, its sedimentation is speeded up by commonly adding__________________?
(A) Hydrochloric acid
(B) Lime
(C) Copper sulphate
(D) Sodium sulphate
In sewage treatment, its sedimentation is speeded up by commonly adding__________________?
| Share this... |
 Facebook
|
 Twitter
|
 Linkedin
|
 Whatsapp
|
Related Mcqs
- Previous:What are the methods of treatment & disposal of radioactive wastes ?
- Next:Thermal pollution of water increases its toxicity and oxidation of oxygen demanding waste besides favouring bacterial growth. A rise in water temperature by 10°C, doubles the toxic effects of _____________ present in it?
Leave a Reply
Your email address will not be published. Required fields are marked *
