Barium bromide is primarily used in the production of other barium compounds, which are essential in various industrial processes. It serves as a precursor in the synthesis of phosphors, which are materials that emit light when exposed to radiation, making it valuable in the manufacturing of cathode ray tubes and certain types of lighting. Additionally, it is utilized in the purification of certain metals, where it helps remove impurities during the refining process. In the field of photography, barium bromide is employed in the preparation of photographic chemicals, contributing to the development of high-quality images. It also finds application in laboratories as a reagent for chemical reactions, particularly in analytical chemistry for the detection of specific ions. Furthermore, it is used in the production of glass and ceramics, where it enhances the properties of the final products, such as increasing their refractive index and improving their durability.