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What are the contraindications of using microwave oven

What are the contraindications of using microwave oven

2023-03-09 09:03:12

First, avoid heating ordinary plastic containers in the microwave: first, hot food will deform the container; second, ordinary plastic will release toxic substances, contaminating food and endangering human health.

Second, avoid prolonged heating:Food thawed or heated in the microwave oven. If you forget to take it out, more than 2 hours should be thrown away to avoid food poisoning.

Third, avoid using metal utensils: because metal utensils such as iron, aluminum, stainless steel, enamel, etc. Put into the oven will produce electric sparks, heated by the microwave oven will reflect microwaves, not only will damage the body of the furnace, but also do birth food.

Fourth, avoid heating meat to half-cooked, and then microwave heating: because the bacteria in the half-cooked food is not completely killed, even in the refrigerator, bacteria will still grow. The second microwave heating, due to the short time, it is impossible to kill all the bacteria. Frozen meat products must be thawed in the microwave oven before heating to cook. 5.

5. Avoid using closed containers:When heating liquids, use wide-mouth containers, because the heat generated by heating food in closed containers is not easily dissipated, making the internal pressure of the container too high, which can easily cause explosive accidents. Even if the food is made of shells, it is necessary to pierce the shell membrane with a needle or chopsticks in advance to avoid bursting and splashing into the oven wall after heating.

VI. Avoid freezing microwave thawed meat:Because microwave thawed meat has actually been heated at low temperatures in the outer layer, bacteria will multiply at this temperature. Although freezing can stop it from multiplying, it cannot kill live bacteria. Meat thawed in the microwave oven, if frozen in the refrigerator, must be heated until fully cooked.

VII . Avoid frying food:High temperature oil can splash and cause open fire. In case of an accidental fire in the oven, avoid opening the door, but turn off the power first and wait until the fire is out before opening the door to cool down.

VIII. Avoid letting cling film touch food:When using cling film, it is best not to let it touch the food directly when heating. You can put the food in the bottom of a large bowl and seal the bowl with plastic wrap, or cover it directly with glass or porcelain without using plastic wrap, which also seals in the water vapor and makes heating fast and even. Before removing the food, you can pierce the plastic wrap to prevent it from sticking to the food.

Nine, avoid working in front of the microwave oven for a long time. After opening the microwave oven, people should stay away from the microwave oven or at least 1 meter away from the microwave oven.

X . Avoid putting the microwave oven in the bedroom. Also pay attention to the heat dissipation window grill on the microwave oven not to be covered by objects.