International Journal of Innovation, Management and Technology CONTENTS Volume 5, Number 2, April 2014 Biosorption of Chromium (VI) Ion from Tannery Waste Water Using Two Novel Agricultural By-Products….78 S. Abdulsalam, J. Mohammed, Deji E. Olubiyo, and Ibrahim I. Tenimu Sustainable Drainage System for Road Networking………………….................................................................83 Owuama C. O., Uja E., and Kingsley C. O. Organochlorine and Organophosphorus Pesticide Residues in Fish Samples from Lake Chad, Baga, North Eastern Nigeria......................................................................................................................................................87 J. C. Akan, F. I. Abdulrahman, and Z. M. Chellube Basic Design of a Fluidized Bed Reactor for Wastewater Treatment Using Fenton Oxidation………………....93 Farhana Tisa, Abdul Aziz Abdul Raman, and Wan Mohd Ashri Wan Daud Experimental Measurement Design of Required Operating Torque for Hinged Door…………………………..99 Shih-Bin Wang, Chih-Fu Wu, Kai-Chieh Lin, and Shin-Chung Jain Ampicillin Removal by Polyvinylidene Difluoride (PVDF), Polyethersulfone (PES) and Nylon for Membrane Bioreactor Application………………………………………………………………………………………….105 Ruby S. Labinghisa and Analiza P. Rollon Numerical Analysis of Water Vortex Formation for the Water Vortex Power Plant……………………………111 Tze Cheng Kueh, Shiao Lin Beh, Dirk Rilling, and Yongson Ooi Effect of Carbon to Nitrogen Ratio of Food Waste on Biogas Methane Production in a Batch Mesophilic Anaerobic Digester…………..............................................................................................................................116 Musa I. Tanimu, Tinia I. Mohd Ghazi, Razif M. Harun, and Azni Idris Microbial Community and Population Dynamics Analysis of Anaerobic Fermentation of Vegetable Waste under Different pH……………………………………………………………………………………………………120 Hailing Ma, Mingyue Zheng, Mingxia Zheng, Guochen Zhang, and Kaijun Wang Distribution of Stomach Food Content of Fish Species Collected from Industrial Waste Water Effluents a Case Study of Jakara Dam, Kano, Nigeria…………………………………………………………………………...124 I. Badamasi Neural Network Application in Fixed Bed Column Adsorption.........................................................................130 M. M. Nourouzi, S. Keshani, and L. Chuah Abdullah Application of Solar Energy and Reversible Solid Oxide Fuel Cell in a Co-Generation System……………..134 R. K. Akikur, K. R. Ullah, H. W. Ping, and R. Saidur Knowledge and Awareness of Clinical Waste Management among Medical Practitioners in Hospital Batu Pahat, Johor……………………………………………………………………………................................................139 Siti Nurshahida Nazli, Subramaniam A/L Karuppannan, and Dasimah Omar The Radar-Rainfall Relationship for Northern Region of Peninsular Malaysia……………………………….143 Mahyun A. W., Abdullah R., Abustan I., Adam M. K. M., and Nur Atiqah A. A. Folding and Self-Propelling Bicycle…………………………………………………………………………...148 Morteza Hanifezade and Arian Ashrafi