If the aluminum pot is blackened, we can pour white vinegar into the pot and soak it for about 30 minutes before brushing, or apply a little toothpaste on the black dirt and scrub it with a wet rag, or put things such as tomatoes and apple peel into the pot and boil in water.
If we find that the bottom of the aluminum pot is burnt black when using it, it is usually the trace left by the charring of the food. In this case, we can pour white vinegar into the aluminum pot and soak it for about 30 minutes, then we can wash off the black dirt brush.
Or we can try to apply toothpaste to the place with black dirt at the bottom of the pot, and then prepare a cloth stained with water to scrub the black dirt. In this way, we can clean the aluminum pot and won't damage the pot like using steel wire balls.
In addition, we can also try the widely spread folk soil method, that is, put things such as tomatoes and apple peel into the pot and cook with water, so that the black dirt at the bottom of the pot will fall off naturally.