Clean the sink stopper from which the black gunk is coming.
Black mold bathroom sink drain.
Even if you can t see it you can recognize mold by detecting a musty odor and the result could be respiratory problems and allergic reactions.
Next dry all wet or damp items in the area properly.
Plunge the sink five to six times with either a toilet plunger or a small handheld plunger.
Make sure that the wall is completely dry before you move on to the next.
Wipe the wall with a clean rag.
This will loosen up.
Take the stopper outside and clean it thoroughly putting the nasty mess in the trash.
The problem may be poor ventilation.
The first step to removing mold from under a sink is to identify the cause.
Replace the stopper and lock it back into place.
After you get the solution use it to wash the bathroom wall which has been infected by black mold.
Cleaning your drains with a natural home remedy using baking soda.
Boil a pot of hot water 2 cups should do it.
The extreme temperature of the hot.
Mold will grow on any damp item including grooming items.
Bring 1 2 gallon of water to a boil and pour it down the clogged drain.
How to clean black sludge in bathroom sink drains step 1.
Remove black mold on bathroom wall dissolve some detergent in hot water.