The carbon content of wrought iron is below 0.05%, that of steel is between 0.5% and 2.0%, and that of pig iron is just above 2.0%. Cast iron is divided into white iron and gray iron, both of which are pig iron. Cookware, of course, pig iron is better than wrought iron. Cookware made in white iron is better than gray iron and wrought iron, and it is not easy to rust during use, especially iron pots.
The raw iron pot is not easy to rust, and the heat transfer is uniform, and the trace iron content will be dissolved in food. It's good for the human body. Cooked iron pots are not brittle, but they are easy to rust, and heat transfer and heat dissipation are faster. Each has its advantages and disadvantages, but on the whole, the conclusion is that raw iron pot is good.