What is the lithium used in?

* Batteries: Lithium-ion batteries are used in a wide variety of devices, including smartphones, laptops, electric vehicles, and power tools.

* Medical applications: Lithium is used in some medications to treat bipolar disorder and depression.

* Glass and ceramics: Lithium compounds are used in the production of glass and ceramics.

* Lubricants: Lithium compounds are used in some lubricants to reduce friction and wear.

* Polymer production: Lithium compounds are used in the production of some polymers, such as polybutadiene and styrene-butadiene rubber.

* Nuclear fusion: Lithium is a promising fuel for nuclear fusion reactors, which could provide a clean and abundant source of energy.