What can result from low electrolyte levels in a nickel-cadmium battery?

Low electrolyte levels in a nickel-cadmium battery can lead to an increased risk of cell damage. Nickel-cadmium batteries rely on the proper balance of electrolytes for optimal performance. When the electrolyte levels drop, it can cause uneven distribution of current within the battery cells, potentially leading to overheating, reduced capacity, and eventually, irreversible damage to the cells.

This condition may result in a phenomenon called battery "sulfation," where the active material gets coated with lead sulfate, impairing the battery's ability to hold a charge. Moreover, low electrolyte levels can also expose parts of the electrodes, which can lead to further degradation over time. The integrity of the battery is compromised, and operational safety can be endangered, making it crucial to monitor and maintain adequate electrolyte levels to ensure the longevity and reliability of the battery system.