EFFECT OF CARBON BLACK/SILICA HYBRID REINFORCEMENT ON THE PROPERTIES OF SOLID TIRE TREAD COMPOUND CONTAINING GROUND TIRE RUBBER. FJS [Internet]. 2023 Jul. 9 [cited 2025 Sep. 9];7(3):232-7. Available from: https://fjs.fudutsinma.edu.ng/index.php/fjs/article/view/1805