How To Stop A Car Battery From Leaking Acid. If you notice any of these conditions it means the battery is damaged and should be removed and replaced immediately. So to prevent more severe damage due to steam from the chemical liquid of the battery replacing the battery.

Coat the corroded battery terminal with baking soda then pour a bit of water to get a chemical reaction. In order to neutralize an acid all you need is a base. Tips For Preventing Batteries From Leaking.
Remove the battery terminals and use your brush to remove some of the corrosion.
Work in a well-ventilated area away from heat sources. There is spacing where the post goes into the battery. It is prudent to smear some wheel bearing grease on the terminals to prevent further damage. If you decide to clean it you will need a mixture of water and baking soda a terminal cleaner a battery protector gloves and goggles.

