Substantial efforts are being adopted worldwide for the proper utilization of waste materials and by-products as supplementary materials to produce sustainable concrete. Rice Husk Ash (RHA) and Glass Fiber (GF) are such materials that can contribute to improve the properties of cement concrete. This study aims at predicting and optimizing the fresh and hardened properties of concrete ... https://www.parisnaturalfoodes.shop/product-category/womens-multi-probiotic/