1, stainless steel can not be put in the microwave oven;

2. Stainless steel appliances cannot be put into the microwave oven for heating. Stainless steel will reflect microwave, which is not only bad for heating, but also will cause damage to some components in the microwave oven, and even shorten the service life of stainless steel. Stainless steel containers can't be put into the microwave oven because this kind of appliance is very prone to sparks, which may even cause fire or explosion in serious cases. In addition to stainless steel utensils, metal containers such as iron, aluminum and enamel can't be put into the microwave oven for heating. The utensils made of these materials not only have poor heating effect, but also may damage the life of the microwave oven.