Nnwale ịka nká nke hydrolysis Nnwale na-eguzogide iyi Nnwale mmetụta siri ike Nnwale brek Nnwale hydraulic Ule na-eguzogide okpomọkụ Nnwale ịgba nnu Nnwale mmetụta Nnwale siri ike Oge ozi: Disemba-16-2021