Limestone plays an essential role in the glass industry by providing a key ingredient in the glass-making process. It is used as a flux to lower the melting point of raw materials, facilitating the formation of a smooth, homogeneous glass melt. Limestone also contributes to the chemical composition of glass, helping to achieve the desired clarity and strength. Additionally, it acts as a stabilizer, enhancing the durability of glass products and ensuring their quality. By integrating limestone into the production process, the glass industry achieves improved efficiency and consistency in manufacturing high-quality glass products.