Used as an antacid to neutralize stomach acidity and relieve heartburn, indigestion, and upset stomach. It is also a common ingredient in over-the-counter medications for treating peptic ulcers and gastroesophageal reflux disease (GERD). Acts as an adsorbent in poisoning cases to reduce absorption of certain toxins in the gastrointestinal tract. Serves as a flame retardant in plastics, rubber, and textiles due to its ability to release water when heated, suppressing fire. Used as a filler and opacifying agent in cosmetics, including deodorants and skin care products. Employed in water treatment processes to remove impurities and clarify drinking water through coagulation and sedimentation. Also functions as an intermediate in the production of other aluminum compounds.