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Nowadays, the fast-paced life has brought a lot of changes to our diet, but the role of the microwave oven is also becoming more and more important, and some foods can be heated in the microwave oven to have a better taste. However, microwave ovens are not a panacea, and there are many foods that cannot be heated in the microwave. <>
The first thing that can't be heated in the microwave is carbonated beverage products. We all know that carbonated drinks are a very delicious drink, and many people feel that the taste of the drink is a little too cold after getting their hands on it, especially in winter, and want to put it in the microwave to heat it up a little. Although some people also know that carbonated drinks contain a lot of carbon dioxide and cannot be heated in the microwave, they still want to heat it in the microwave for a few seconds to achieve the warming effect, but even this situation is not allowed.
A few seconds will also make the microwave oven instantly increase its own temperature, and at the same time, it will cause the carbon dioxide in carbonated drinks to react quickly, resulting in **, and in severe cases, it may also cause **disaster. <>
Secondly, eggs should not be heated in the microwave. I believe that everyone has learned the truth of thermal expansion and contraction in the process of going to school, although the egg is a food, but it is a closed environment, high temperature heating will make its volume thermal expansion and contraction. Maybe after a few short seconds, the temperature of the egg has risen rapidly, when we turn on the microwave to take out the egg, he has not **, but when its temperature collides with the outside temperature, it will cause a chemical reaction on the surface of the egg, which is likely to cause explosion.
It has a certain impact on our personal safety. <>
Eventually, many users will heat some glassware and metal products in the microwave, and in most cases they will be used as a kind of container. However, many similar containers do not have the level of high-temperature heating, so we must carefully check this kind of product before buying, what level of environmental protection is it ranked, and more and more products, when buying, the instructions will also inform consumers whether they can be heated. If it is not suitable for heating, they will also clearly indicate it in the instructions.
Although the microwave oven is very convenient, it must be paid great attention to in daily use, and it must not be allowed to become a harmful tool. I also hope that you can overhaul the microwave oven at home frequently to eliminate some potential safety hazards.
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Eggs, lunch bags, plastic bags, fruits, metal containers, hot sauce, etc. are not allowed in the microwave.
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For example, eggs, boxed milk, cheese, nuts, bread, fried food, whole chestnuts, etc., it is easy to **.
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The items that cannot be placed are: ordinary plastic containers, metal utensils, closed containers, porcelain dishes that cannot be inlaid with gold and silver lace, and bottled food with narrow bottlenecks.
You can put it: glass products, ceramic products without gold and silver lace, plastic products that can be used in microwave ovens.
The principle of microwave heating is simply as follows: when microwaves are radiated to food, the food always contains a certain amount of water, and water is composed of polar molecules, and the orientation of polar molecules will change with the microwave field. Due to this movement of polar molecules of water in food.
and the interaction between adjacent molecules, which creates a friction-like phenomenon that increases the temperature of the water and, therefore, the temperature of the food.
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When the power is not on, you can put something slightly lighter. But if the electricity is on, you can't put things, because there are vents on the top of the microwave oven, which are used to dissipate heat and remove the water vapor in the furnace, and it is easy to rub the surface of the furnace if you put the east side of the bottle and cans on it, and if it is easy to dissolve and soften items such as plastic, it will damage the items put in.
And the microwave oven should be placed in a balanced and ventilated place, with a space of no less than 10 cm at the back and no less than 5 cm at the top to facilitate exhaust heat dissipation, and stay away from household appliances with magnetic fields, so as not to affect the effect of cooking. And when the microwave oven is working, it should be kept away from the furnace body, although there is a safety insurance, it is also necessary to prevent the microwave finger starvation radiation from harming the human body.
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1. Do not heat the meat to half-cooked and then use the microwave oven: because bacteria will still grow in the half-cooked food, when the second time is heated in the microwave, it is impossible to kill all the bacteria due to the short time. Frozen meat products should be thawed in the microwave before being reheated to cooked food.
2. Avoid refreezing the meat that has been thawed in the microwave: because after the meat is thawed in the microwave oven, the outer layer of low temperature has actually been heated, and the bacteria can multiply at this temperature. Meat that has been thawed in the microwave must be heated until fully cooked if it is refrigerated.
3. Avoid fried food: fire will occur due to splashing of high-temperature oil. If it accidentally causes ** in the furnace, do not open the door, but turn off the power first, and then open the door to cool down after the fire is extinguished.
4. Avoid using ordinary plastic containers: use special microwave oven utensils to hold food and put it in the microwave oven for heating, one is that hot food will deform plastic containers, and the other is that ordinary plastics will release toxic substances, pollute food and endanger human health.
5. Avoid using metal utensils: Because of the iron, aluminum, stainless steel, enamel and other utensils put into the furnace, the microwave oven will produce electric sparks and reflect microwaves with it when it is heated, which will not only damage the furnace body but also heat uncooked food.
6. Do not use closed containers: Wide-mouth containers should be used when heating liquids, because the heat generated by food heating in closed containers is not easy to dissipate, so that the pressure in the container is too high, which is easy to cause blasting accidents. Even when frying food with shells, use a needle or chopsticks to puncture the shell beforehand to avoid bursting, splashing and staining the walls of the oven after heating, or splashing and injuring people.
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