Cadmium's atomic number is 48 and chemical symbol is Cd. It's widely used in below industry areas:

Cadmium in Batteries: Cadmium is a key component in nickel-cadmium batteries, which are rechargeable and used in a variety of applications, including portable electronics and power tools.

Paints and Pigments: Cadmium pigments such as cadmium yellow, orange, and red are valued for their briliant colors and are used in paints, ceramics, and plastics.

Cadmium in Solar Cells: Cadmium telluride is used in thin-film solar cells, offering a cost-effective solution for photovoltaic technology compared to traditional silicon cells.

Cadmium in Alloys: Used in some alloys to improve wear resistance, hardness, and corrosion resistance, notable in the production of certain solders and bearings.

Experimental and Research Uses: In scientific research, cadmium is used in quantum dots for various optical and electronic applications.