Who recommends using iron pots for cooking, because iron pots generally contain no other chemicals and almost no dissolved substances. Even if iron is dissolved, it is good for human body. Nutrition points out that designing cooking in an iron pot is a direct method to supplement iron. However, iron pots are prone to rust and are not suitable for holding food overnight; It is also not suitable for cooking soup, otherwise the edible oil layer on the surface of the iron pot to protect it from rust will disappear.
Suggestion: Use less detergent when brushing the wok, and clean the slight rust with vinegar. The new wok should be soaked in salt water and then wiped with salad oil to remove the smell. You can also cut ginger into pieces, heat the pot and wipe it.