Iron kitchen knives are prone to rust in the humid environment of the kitchen. If it rusts, it will affect the sharpness of the kitchen knife and the cleanliness of the kitchen knife. Then how can we prevent the kitchen knife from rusting?

After using the kitchen knife, we should clean it with clean water, and then wipe the water off the kitchen knife with a dry towel, because water is a necessary condition for iron rusting. Without water, there is no condition for rust.

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Use a small amount of quicklime and a proper amount of water, put it in a container, soak the ground kitchen knife in limewater, take it out when using it, and put it back in limewater after use, which can also prevent the kitchen knife from rusting. This is to avoid iron kitchen knives from touching the air.

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or wash the kitchen knife with clear water after each use, and then carefully wipe both sides of the kitchen knife with a piece of ginger. This method can not only prevent the kitchen knife from rusting, but also sterilize it.

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After the kitchen knife is used, it can be soaked in light salt water, so that ferroferric oxide can be generated, and the surface of the kitchen knife has a protective film, so it is not easy to rust. However, this method is not practical, because once the knife is sharpened, the protective layer will fall off.

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If the kitchen knife is not used for a long time, you can apply a layer of cooking oil on the surface of the kitchen knife, which can isolate the air and play a rust-proof role.

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Precautions

It is true that a stainless steel kitchen knife will not rust under any circumstances, but stainless steel is not as sharp as an iron kitchen knife.