Sodium chloride solution is widely used in medical settings as a saline solution for intravenous therapy, helping to replenish fluids and electrolytes in patients experiencing dehydration or blood loss. It is also employed as a nasal irrigation solution to relieve congestion and maintain nasal hygiene. In laboratories, it serves as a buffer or diluent for various biological and chemical experiments. Additionally, it is utilized in food processing as a brine for preserving and flavoring meats, pickles, and other products. In industrial applications, it is used for cleaning and degreasing surfaces, as well as in water treatment processes to soften water and control algae growth.