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Why is water used in a car battery?

Updated: 10/20/2022
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11y ago

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Because car batteries have metal plates in them to conduct the energy of the battery and the water helps allowing the electricity to flow in the battery when the vehicle is running. After the water has been in contact with the conduit in which the electricity flows (the conduits are acid filled) the water becomes acidic as well and so caution must be used when filling the battery and when removing or carrying it.

Also, as a side note, if there is no water in the battery there is an increase in heat and a deterioration of battery plates. This restricts the battery from charging and destroys the battery plates. In contrast, if there is too much water, it can cause the battery to overflow during operation of the vehicle and start corrosion on metal parts around the battery.

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Q: Why is water used in a car battery?
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Related questions

What type of water should be used in a car battery?

zdistilled


What can be used when a car battery goes dry?

Add Distilled water to the battery and then charge it fully with a battery charger. Do not add tap water.


What types of water can be used in a car battery?

Only distilled water and nothing else.


Can tap water go in a car battery?

Distilled water is preferred and recommended in a non sealed battery. Tap water, with the minerals in it, should not be used unless you had to.


What is used in car batteries?

Well, it is elementS....and the battery is a lead-acid base battery....and the battery uses Water (H2O) sulfate (SO4)


How do you recondition a car battery?

add water and charge the battery


What are the main material used to make a battery?

a car battery is made of a plastic casing, lead plates and a sulfuric acid/water mixture


What type of water can be used in a battery?

The best water to use in a car battery is distilled water. Bottled water can be used in a pinch however there is a possibility of damaging a cell. Rule of thumb would be to always use distilled water unless you absolutely have no other choice.


Is the car battery used after starting?

The battery is used to start the car, and then the alternator takes over to keep the supply of power and to recharge the battery.


What kind of water comes in a car battery?

Car batteries are filled with sulfuric acid, not water. The battery fluids get "topped up" with distilled water if they get low.


Why is sulfuric acid used used in car battery?

Sulfuric acid is used because it combines with water to produce electrolytes. Inside a car battery, these electrolytes cover the battery plates, and are used to power the crankshaft when the car and engine is first started, so that the crankshaft can start to turn and the process of supplying fuel & air to the engine can begin. Hope that helps.


What happens if Spring water is added to a car battery?

You will shorten the life of the battery. Only add Distilled water to a battery.