A wet-cell battery is the original type of rechargeable battery. It is commonly found in aviation, electric utilities, energy storage and cellphone towers. In constrast to dry-cell battery, the wet-cell battery contains liquid electrolyte such as sulfuric acid, a dangerous corrosive liquid. Constant care must be taken with wet cell batteries to avoid acid spills.
Wet cells can be either primary or secondary cells.
Wet Cell Advantages
Wet cell batteries are typically used as rechargeable secondary batteries. This makes them ideal for use in motor vehicles. They are also less likely than other batteries to suffer damage from overcharging.