To promote solid waste reutilization and reduce natural river sand consumption. iron ore tailings (IOT) are expected to be used in concrete production as a potential substitute for river sand under the premise of comparable material properties with ordinary concrete. In this study an IOT concrete reinforced by Polyvinyl Alcohol (PVA) fiber has been proposed and the slump and splitting... https://miamistares.shop/product-category/fog-and-work-lights/