Can an iron kettle be used to make tea directly?

Tea is a common drink in our daily life. There are many kinds of tea, such as green tea, black tea, Pu'er tea, Tieguanyin, etc. Tea also has a shelf life. Tea lovers should pay attention to the date of the tea when drinking tea. The material of the teapot for boiling tea is very particular. Many people don’t know what kind of teapot is good for boiling tea. Many people say that it is better to boil tea with an iron kettle. Can iron kettles be used to boil tea directly? Let’s take a look at it next.

1. Can an iron kettle be used to make tea directly?

The answer is no, because the tannic acid in the tea will react chemically with the iron, so the tea soup will turn black. Iron kettles are suitable for boiling water, and using water boiled in an iron kettle to make tea can make the tea exude its original flavor. The reason why tea boiled in an iron kettle turns black is because of a chemical reaction between the tea and the inner wall of the kettle. A substance called ferrotannic acid is formed. The black ink we usually use is actually ferric tannic acid. If the inner wall of the iron kettle is not oxidized. Or it may be caused by incomplete processing.

2. What is the iron kettle used for?

Usually, iron kettles are used to boil water. It is not used directly for making tea. If you want to use an iron kettle to make tea, then you should choose an iron kettle with a coated or oxidized inner wall. If the inner wall of a new iron kettle has not been treated. It will take some time for an oxide layer to form on the inner wall, or a white scale layer to form on the inner wall of the iron kettle. This way, when you use it to make tea, it won’t turn black.

3. The efficacy of iron kettle

The effect of an iron kettle is actually the same as using an iron pot to cook rice and fry vegetables. When boiling water in an iron kettle, on the one hand, the iron kettle will absorb the chloride ions in the water, and on the other hand, the water boiled in the iron kettle will release iron ions, which can supplement the iron needed by the human body every day, and can also prevent and reduce high blood pressure, which is very helpful for people with high blood pressure. Boiling water in an old iron kettle can soften the water. It makes water mellow and sweet, with a thick, full and smooth taste. It can not only be brewed, but also heated continuously, with a wide range of functions. Therefore, Europeans and Americans use it specifically to brew flower and fruit tea, black tea, and it is also a good choice to use it to brew Pu'er tea. Because brewing in a cast iron kettle can effectively remove odors from the tea and improve the taste.