1, sandpaper, use sandpaper to wipe in the pot, rub hard in serious places, and use friction to eliminate rust.

2, vinegar, vinegar can remove rust, first heat the pot, then turn off the fire, dip some vinegar with a rag, directly wipe the rusty part, and the general rust will fall off immediately.

3, Taomi water, soak the iron pot with relatively strong Taomi water for a few hours, then boil the water, wipe it with a rag bit by bit during the burning process, and rinse it with water after wiping the pot.

4, tomatoes, first boil tomatoes with water, and then clean the pot with the water of boiled tomatoes, and the pot will become clean after repeated times.