How Do You Remove Acid Stains On Concrete?
Battery acid stains on concrete are very common, and pretty difficult to get rid of. Generally, in order to remove this type of acid stain, you are going to have to remove the top, stained layer of concrete completely. To do this, you will need to use another harsh chemical treatment. If you have battery acid stains on treated concrete that has been colored or decorated, then you should plan to refinish the stained area once you have completed the stain removal. Sweep out the area. It is always easiest to deal with stains that are in a clean area. This makes the stains more visible and prevents other dirt and debris from interfering with the cleaning process. Apply bleach to the acid stain. Saturate a cleaning rag with bleach and lay it over the stain for 20 minutes. When you are done, use a stiff wire brush to scrub the bleached area. If you see that the stain has lightened or lifted, then you can repeat this process several more times. Mix up a TSP cleaning solution. In the plastic b
