How do you remove burn marks from pavers? In a bucket, mix one gallon of water with ½ cup of all-purpose detergent and 1 liter of cola. Dip a sponge into the mixture and press the saturated sponge onto the stained bricks to evenly distribute the cleaning mixture over all the burnt bricks.
How do you remove black marks from concrete? Pour one-eighth of a cup of liquid dishwashing detergent into a spray bottle, then top off the bottle with warm water and shake well. Spray the concrete stains with the soap solution, let it sit for 10 minutes, and then scrub with a stiff nylon brush.
Will baking soda damage concrete? Is Baking Soda Safe to Use? Yes, baking soda is a natural product that is ideal for cleaning many surfaces, including concrete. It is environmentally friendly and when mixed with water will dissolve dirt and remove grease.
Does vinegar remove concrete stains? 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.