Hilal Malik Rajouri, India 2k Questions 31 Answers 1 Best Answer 2k Points View Profile 0 Hilal MalikProfessional Asked: November 10, 20202020-11-10T14:15:55+00:00 2020-11-10T14:15:55+00:00In: Pollution Why do we need to filter water before use ? 0 Why do we need to filter water before use ? Share Facebook You must login to add an answer. Username or email* Password* Remember Me! Forgot Password?