1. Landmark University,Department of Mechanical Engineering,Omu-Aran,Nigeria
2. Nile University of Nigeria,Department of Mechanical Engineering,Abuja,Nigeria
3. University of Ilorin,Industrial Chemistry Department,Ilorin,Nigeria
4. Ajayi Crowther University,Department of Mechanical Engineering,Oyo,Nigeria
5. National Metallurgical Laboratory,Metal Extraction and Recycling Division,Jameshedpur,India
6. Nile University of Nigeria,Mechanical Engineering Department,Abuja,F.C.T,Nigeria