For a natural solution to stubborn stains on interior concrete floors, mix flour and hydrogen peroxide into a paste the consistency of peanut butter. Spread it over the stained area. Let sit overnight. Then, scrape with a plastic-edged scraper tool.Oct 21, 2021
Will vinegar remove stains from concrete?
White vinegar and a little scrubbing with a brush is a very effective, eco-friendly way to remove rust stains from concrete—even those that are decades old. Pour the white vinegar directly onto the stain, allow the liquid to penetrate the area for 20 minutes, and scrub with a stiff-bristled brush.
How do you remove water stains from polished concrete floors?
Fill a spray bottle with equal parts white vinegar and water. Spray the water spots thoroughly with the vinegar solution, saturating them completely. Let it sit for five minutes. Scrub the stained areas with a nylon-bristled scrub brush to remove the stains.