Used in the production of bismuth metal and its alloys, which have low melting points and are utilized in fire detection and suppression systems.

Employed as a pigment in cosmetics and artist materials due to its dark color and stability.

Applied in some specialized thermoelectric materials because of its semiconductor properties.

Investigated for use in environmental remediation to remove heavy metals from contaminated water.

Also found in certain types of lubricants and in the formulation of specific pharmaceuticals targeting gastrointestinal disorders.