For  PURIFYING DRINKING WATER ALUM IS used


Options: for coagulation of mud particles,    to kill bacteria,    to remove salts,    to remove gases

Click To See Answer



Previoius     |    Next

33% Users Answered this question correctly.
Did you know that you can earn money from this site by beating scores of other aspirants in "General Knowledge" Category?

Click Here to take quick 5 mins MCQ test to find out your true potential.

Those who attempted this question also tried following:
www.000webhost.com