For purifying drinking water, Alum(Phitkari) is used?A. To kill bacteriaB. To remove saltC. For solidification of mudD. To Remove Gases 0 0 votesArticle Rating Subscribe LoginNotify of new follow-up commentsnew replies to my comments Label {} [+] Name* Email* Website Label {} [+] Name* Email* Website 0 Comments Oldest Newest Most Voted Inline FeedbacksView all comments
