Although many friends at home have purchased a microwave oven that suits them, they still encounter many troubles during use, because many tableware are not suitable for heating in a microwave oven. , if accidentally operated, it is likely to lead to potential safety hazards. Today I will give you an example of a common stainless steel lunch box. Can it be heated in a microwave? What are the specific operating instructions and precautions? Friends who have similar doubts can consider and compare them below.

1. Can stainless steel lunch boxes be heated in a microwave oven?

It is best not to use them. Stainless steel lunch boxes are sealed metal. Metal can only reflect microwaves and cannot penetrate or absorb them. If placed in The food inside cannot be heated when placed in a microwave oven, and the distance between the metal box lid and the metal box body is too close, making it easy for the microwave to catch fire.

Supplement:

Stainless steel (Stainless? Steel) is the abbreviation of stainless acid-resistant steel. Steel types that are resistant to weak corrosive media such as air, steam, water, etc. or are stainless are called Stainless steel; steel types that are resistant to chemical corrosion (chemical attack by acids, alkali, salts, etc.) are called acid-resistant steel. Due to the difference in chemical composition between the two, their corrosion resistance is different. Ordinary stainless steel is generally not resistant to corrosion by chemical media, while acid-resistant steel is generally stainless.

2. Precautions for use

1. Do not put the four types of lunch boxes in the microwave oven

Ordinary plastic lunch boxes have poor heat resistance; the temperature of food may be very high when cooking with oil , it is easy to break glass lunch boxes; metal lunch boxes such as aluminum pots, enamel pots and stainless steel pots cannot be penetrated by microwaves, and the inner wall of the furnace will spark when touching metal; the paint on lacquerware lunch boxes may peel off after being heated. Melting produces harmful substances, the container may also crack, and eating heated food is not good for your health. It is best not to heat these four lunch boxes in the microwave.

2. The heating time should not be too long

The heating principle of the microwave oven is to use the high frequency of microwaves to drive the water molecules in the food to move accordingly, and generate a large amount of heat in the process , to achieve the purpose of heating food. At the same time, the microwave itself has a sterilizing effect and can heat the inside and outside at the same time. It can be sterilized when heated to 70 degrees, so there is no need to heat it for too long. We can make detailed adjustments to the heating time according to the power of the microwave oven we use. Short-term heating can not only heat and sterilize, but also maintain the flavor of food.

As you can see from the above, many tableware are not suitable for heating in a microwave oven. Only some traditional ceramics or tableware lunch boxes made of high-temperature glass can be placed in a microwave oven. In addition, it is best not to heat common stainless steel lunch boxes in a microwave oven, otherwise it is likely to cause the microwave oven to explode, and even cause potential safety hazards, causing casualties and property losses. So interested friends may wish to comprehensively Let’s learn about the common precautions and operation methods above.

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