You need to know what type you have before cleaning it.How to:GRANITEAdd one tablespoon of flour and hydrogen peroxide. Add a few squirts of the mix.Mix both on the stain, push down, and let sit.Wipe ...
Stop wasting money on stain removers that are supposed to target one type of stain — you can use a bar of soap to scrub out most types ... Rub the soap over the wall hole back and forth until a seal ...
or try a dish soap and white vinegar combo for stubborn stains. The method outlined below is one that cohorts of online advice givers swear by, and only requires dish soap and baking soda.