1. Department of Food Science and Technology, Jomo Kenyatta University of Agriculture and Technology, Nairobi, Kenya
2. Department of Mechanical Engineering, Faculty of Engineering and Technology, University of Botswana, Gaborone, Botswana
3. Department of Food Processing Engineering, Faculty of Engineering and Technology, Wolkite University, Wolkite, Ethiopia
4. Department of Food Science and Technology, Botswana University of Agriculture and Natural Resources, Gaborone, Botswana