1, avoid overtime heating: put the food in the microwave oven for heating. If you forget to take it out, it is best not to heat it after cooling. It is recommended to throw it away to avoid discomfort such as diarrhea after eating.
2. Avoid heating ordinary plastic containers in the microwave oven: not all containers can be heated in the microwave oven. For example, it is best not to put ordinary plastic containers in, otherwise the container will be deformed if the temperature is too high, and harmful substances will be released, which will endanger human health.
3. Avoid heating the undercooked meat in the microwave oven: there may be bacteria in the half-cooked meat. If you put it in the refrigerator first and then put it in the microwave oven, even if you cook it after heating, you can't completely kill the bacteria. So it is best not to do this, so as not to affect human health.
4. Avoid using metal utensils: metal utensils should not be heated in the microwave oven, otherwise electric sparks will be generated during heating, which will damage the furnace body.