Choosing the right type of AA battery—whether Lithium or Alkaline —is crucial for ensuring your devices operate at their best.

Compared with other types of primary batteries, alkaline zinc batteries are cheap, safe, and energy-dense. They are used in many household items such as flashlights and remote controllers.

Alkaline batteries: are one of the most common types, offering a longer shelf life (5-10 years) and higher voltage than zinc-based batteries — though the latter may still be suitable for devices ...

Alkaline batteries can leak, which could damage equipment, but it is no longer a common problem. Rechargeable alkaline AAA batteries do exist but are generally outperformed by other types.

But alkaline batteries are not especially toxic compared to other battery types. The Environmental Protection Agency acknowledges that in most communities batteries can be safely put in the trash.

The Environmental Protection Agency (EPA) says there are three types of single-use batteries: alkaline or zinc-carbon, coin-shaped and lithium. Common batteries such as AAs and AAAs can be alkaline or ...

“At that point, the whole lab was put on the alkaline project.” The first Eveready alkaline batteries went on sale in 1959; they were re-branded under the Energizer name in 1980.

It’s best to recycle alkaline batteries, such as AAs and AAAs, but your options are usually limited. You can throw them away in a Ziploc bag if you can’t recycle.