1. Department of Mechanical, Production and Energy Engineering, Moi University, 3900-30100, Eldoret, Kenya
2. Africa Center of Excellence in Phytochemicals, Textiles and Renewable Energy, Moi University, 3900-30100, Eldoret, Kenya
3. Department of Applied Studies, Malawi University of Science and Technology, 5196, Limbe, Malawi
4. Department of Manufacturing, Industrial and Textile Engineering, Moi University, 3900-30100, Eldoret, Kenya
5. Department of Energy Studies, Mzuzu University, Private Bag 201, Luwinga Mzuzu 2, Mzuzu, Malawi