The most common Coagulant is:
AAlum
BChlorine
CBleaching power
DAll of these
No.1 PSC Learning App
★
★
★
★
★
Related Questions:
Traps are used in the house hold drainage system to
The most important line in a survey is
The Paliarn Satyagraham was inaugurated by
The horizontal angle between true meridian and magnetic meridian is known as
The method of surveying used for determining the relative heights of points on the surface of the earth is called