In recent years. there is a great interest in many countries to use the limestone powder in produce concrete by the replacing it as a proportion of cement weight able to improving the properties of the concrete as well as this type of powder lead to the reducing concrete cost and the CO2 emissions through the process of cement industry. This study examined of the effect of the limesto... https://www.roneverhart.com/HP-15-fd0038ca-15-6-FHD-IPS-Laptop-Intel-Processor-N100-3-40-GHz-Intel-UHD-Graphics-8GB-DDR4-512GB-SSD-Windows-11-Hom/