Hydrogen peroxide may bleach the section of your floor.
Clean black stains hardwood floors.
Be careful here because you will only be placing to areas with black stains.
Wipe away once you are finished.
Hardwood floors are no exception to the rule and if you find yourself in the position to need to remove black stains you might have to work hard and repeat some procedures more than once depending on the size and severity of the stain you are trying to get rid of.
Baking soda like white vinegar is a natural substance that you can use to help clean black stains from your wood floor.
Start it by pinpointing the areas that have the dark spot and apply hydrogen peroxide.
It is one of the most reliable ways that will help you remove the black stains.
Soak a piece of cloth in hydrogen peroxide and place over the stain overnight or at least 8 hours during the day.
How to remove black stains from hardwood floors with hydrogen peroxide.
Stains can appear on any surface no matter how many times you clean it.
Repeat for longer hours if the stain is resistant.