Silica gel (self-indicator) is widely used as a desiccant to control moisture and prevent spoilage in various industries. It is commonly found in packaging for electronics, pharmaceuticals, and food products to absorb excess humidity and protect sensitive items from damage. In the shipping and storage of goods, it helps maintain dry conditions, extending the shelf life of products. The self-indicator feature, which changes color when saturated, makes it particularly useful for monitoring moisture levels and determining when the gel needs to be replaced or regenerated. Additionally, it is employed in laboratories to dry gases and solvents, ensuring accurate and moisture-free experimental conditions. Its versatility and efficiency make it a crucial component in moisture-sensitive applications.