Rumor identification: You can not use the microwave oven to heat the mask. Rumor Analysis: Microwave ovens are commonly used in the home, often used for heating or making food, but can not use microwave ovens to heat masks: 1, microwave ovens can be a conventional sterilization of tableware, but its temperature is high, if you use it to heat the mask, it will lead to the destruction of the internal structure of the mask, and even make the mask in the oven at high temperature melting, can not be used again. 2.The used masks belong to medical waste, while microwave ovens belong to kitchen supplies. After heating the masks with microwave ovens, you cannot continue to heat other foods. 3.In addition to microwave oven, alcohol, hairdryer, hot water soaking, hand washing and rubbing cannot be used to clean and disinfect the mask. 4, if the conditions allow the use of ultraviolet light irradiation, to inactivate the role of the new coronavirus, this method is the least damaging to the mask. Special Note: Due to the shortage of resources for masks, health care workers and patients in contact with infected patients need to strictly adhere to the rules of mask use and not to disinfect and reuse them. The general public can wear general surgical masks without contact with patients, and can increase their frequency of use as appropriate in the absence of sticky or contaminated secretions.