How To Remove Rust Stains From Concrete Floor. It depends on how smooth or bumpy your concrete is. Acid reacts with the rust and causes it to dissolve.
You will likely have the hardest time in any grooves or cracks. Rinse and repeat if the concrete. Lemon juice or vinegar is a good solution to remove rust stains.
How to Remove Rust Stains from Concrete Garage Floors.
Pour the lemon juice andor white vinegar directly onto the stain. Soak up as much as possible with paper towels. Often you can remove a brand-new stain with only household cleaner. How to remove rust stains in concrete cheap.