المنشورات ورقة مؤتمر 2013 Nehal Farouk Mohamed, M. I., Abd Motalib, M. Azmi Bustam, Mohanad El-Harbawi. Ecotoxicity Study for Pyridinium Based Ionic Liquids. Presented at Annual Postgraduate Conference (APC 2013), 27-29 June 2013. موقع المؤتمر Perak, Malaysia مزيد من المنشورات Mustapha S. and El-Harbawi M. Major Hazards Analysis in LPG. 4th International Conference on Disaster Management (Risks and Vulnerabilities Reduction), University Utara Malaysia, 2003. Vol. 1: 41-51. 2003 Estimation of Boiling Liquid Expanding Vapour Explosion Hazards for Liquid Petroleum Gas. بواسطة El-Harbawi M. and Mustapha S. 2003 El-Harbawi M., Mustapha S., Thomas S. Y. Choong, Abdul Rashid S. and Sherif A. A. Chemical Hazards Analysis Using an Integrated Computer Tool. Presented at 18th Symposium of Malaysian Chemical Engineers, SOMChE, 13-14 December 2004, Perak, Malaysia 2004