REFERENCE
Environmentengineering.blogspot.com (2008): Water pollution and its prevention.
Municipal: waster water treatment
Omagbemi N.T (2010): Students Industrial Work Experience Scheme at Warri Refining and Petrochemical Company. Enugu State University of Science and technology. Faculty of Environmental Sciences Library. Enugu State.
Environmentengineering.blogspot.com (2008): Water pollution and its prevention.
Municipal: waster water treatment
Omagbemi N.T (2010): Students Industrial Work Experience Scheme at Warri Refining and Petrochemical Company. Enugu State University of Science and technology. Faculty of Environmental Sciences Library. Enugu State.