How To Remove Battery Acid Stains From Plastic. How to remove battery acid stains from plastic. Dawn Power Dissolver and Cascade Plastic Booster are popular choices.

Scrub till the stain vanishes. I am sorry but your plastic is probably screwed. Dont panic well get through this together.
Gently rub in clockwise strokes till the stain vanishes.
The Concrete Rust Remover will work effectively on these burned areas and remove the colored stains. If the stain marks still persists make a mixture of 10 ammonia diluted in water and apply the solution over stain marks. The stains from battery acid can look whitish or rust-colored against the concrete. Dip a cotton swab in the mixture and rub the contact points.

