“Drying Technique for Local Foodstuffs Using the Uop8-Mkii Electric Dryer: Case of Mango and Okra in the Guera Region of Chad ”. International Journal of Chemical and Process Engineering Research, vol. 13, no. 1, Feb. 2026, pp. 12-25, https://doi.org/10.18488/65.v13i1.4826.