Indium is a chemical element with the symbol In and atomic number 49. It is a very soft, silvery-white metal that is incredibly pliable and malleable, and can be shaped into various forms. It has a low melting point and is very ductile, meaning it can be drawn into thin wires.

Indium is used in a variety of industries. One of its most common uses is as a coating on the glass screens of electronic devices like smartphones, tablets, and laptops. This coating makes the screens more responsive to touch and is essential for the production of LCD screens and touch panels. Indium is also used in the manufacturing of solar panels, as well as in semiconductors and other electronic components.