The main chemical component found in table salt is sodium chloride (NaCl). Table salt is a crystalline compound consisting of sodium (Na) and chlorine (Cl) ions. It is typically used as a seasoning and preservative in food, but it also serves various industrial purposes. Sodium chloride plays a crucial role in human health, as it helps regulate fluid balance, nerve function, and muscle contraction. However, excessive sodium intake can lead to health issues such as high blood pressure and heart disease. Due to its widespread availability and economic importance, sodium chloride is one of the most commonly used compounds worldwide.