However you must be cautious because you will be working with dangerous chemicals.
How to remove white battery acid stain from concrete.
Unfortunately if your battery stain is white it has penetrated too deeply into the concrete slab to bring back the color.
Stains left from battery acid on concrete brick driveways and sidewalks will look like a rust stain reddish orange in color but in fact they are burns caused by the acid in the battery.
The concrete rust remover will work effectively on these burned areas and remove the colored stains.
Battery acid stains may be removed from concrete by cleaning the area covering the stain with a cleaning agent like acid or bleach letting it sit and then rinsing away the cleaning agent.
Battery acid stains are not difficult to remove.
Battery acid stains should be cleaned up immediately as the battery acid will damage your concrete by eating away at the surface.
It is safest to try a milder cleaning agent first before moving on to something more caustic.
It is very dangerous.
Battery acid can leave a terrible stain in your driveway or garage.
Battery acid stains on concrete.
Concentrated sulfuric battery acid has been known to eat through a 4.