Energizer has announced a new line of lithium coin batteries it claims are the world's first to eliminate the risk of ingestion burns if swallowed. Its Ultimate Child Shield line includes three sizes available starting today - 2032, 2025, and 2016 - that are commonly used in devices like remotes, wearables, and trackers such as Apple's AirTags.
Most swallowed batteries pass right through the body's digestive system without causing any harm. But if one gets stuck in the esophagus, there's a risk of it being more than a choking hazard. When the battery makes contact with saliva, it can generate an electrical current, resulting in chemical rea …