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Hydrogen is discharged during the charging process of lead acid batteries, sealed batteries are a misnomer, they are only sealed against liquid leakage.

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14y ago

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How do you replenish acid in batteries?

On standard unsealed lead-acid batteries, just unscrew the caps and refill if needed. This cannot be done on sealed lead-acid or gel cell lead-acid batteries. Dry cell batteries don't contain acid.


Are lead acid batteries installed in cars in factories?

no lead acid batteries are not installed in factories only acid batteries are!!


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lead and acid


What is the difference between a lead acid wet battery and a lead acid dry battery?

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Please see this link: http://en.wikipedia.org/wiki/Aircraft_battery


Are all sealed batteries agm?

No, not all sealed batteries are AGM (Absorbent Glass Mat) batteries. Sealed batteries can include various types, such as gel batteries and lithium-ion batteries, in addition to AGM. AGM batteries are a specific type of lead-acid battery that uses a fiberglass mat to absorb the electrolyte, making them maintenance-free and spill-proof. Each type has distinct characteristics and applications suited to different needs.


What do automobile batteries contain?

Common automobile batteries are Lead/acid (dilute sulphuric acid) batteries.


Is sulfur every used in batteries?

Lead-acid storage batteries contain sulfuric acid.


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