Used in fertilizers to supply essential phosphorus for plant growth. Serves as a source of phosphate in animal feed supplements. Employed in environmental remediation to immobilize heavy metals and radionuclides in contaminated soils. Utilized in water treatment to remove lead and other toxic ions. Acts as a raw material in the production of phosphoric acid and elemental phosphorus. Applied in bioceramics for bone grafts and dental implants due to its similarity to natural bone mineral. Used in chromatography as a matrix for protein purification. Incorporated in cosmetic products and toothpaste for its mild abrasive and mineralizing properties.