One of the primary reasons acidulants are used is to enhance flavor. The addition of acid can provide a refreshing tang that balances sweetness and reduces the perception of fat in products. This is particularly important in items like salad dressings, sauces, and beverages. For instance, citric acid, which is derived from citrus fruits, is commonly used in soft drinks to provide a bright, zesty flavor. It adds complexity to the taste profile and can enhance the overall eating experience.
Water treatment is necessary for both drinking water and wastewater before it is released back into the environment. Chemical treatment processes help to remove contaminants, pathogens, and impurities, ensuring safe water for consumption and use. Key processes include coagulation, flocculation, sedimentation, filtration, and disinfection, each requiring specific chemicals to effectively purify water.