Disposable cups can not be placed in the microwave oven
Disposable paper cups are classified into high temperature resistant and non-resistant high temperatures. If they can withstand high temperatures, they are marked on the bottom of the cup. However, they are generally resistant to high temperatures. Therefore, they cannot be placed in microwave ovens.
 Disposable paper cups are classified into high temperature resistant and non-resistant high temperatures. If they can withstand high temperatures, they are marked on the bottom of the cup. However, they are generally resistant to high temperatures. Therefore, they cannot be placed in microwave ovens.

 

The heat resistance of double wall paper cups and plastic cups is far from that of stainless steel cups or ceramic cups. Generally, they are only suitable for warm or cold drinks below 60 degrees. If put in a high-temperature microwave oven, it may release a large amount of bisphenol A substances that are harmful to human health, and dissolve into water or drinks into the human body. However, the information posted on the Internet “The paper cup is 30 times more toxic than the plastic cup” is not reliable.
Disposable paper cups and plastic cups are not promoted cups, because the quality of these two kinds of cups, crafts, etc. are still lacking strict national standards in China, and surviving standards are not mandatory, so that many contain double Phenol A or heavy metals, lead exceeding the "problem" paper cups and plastic cups flooded. Since it cannot be controlled, we must take precautions first. Do not put a paper cup and plastic cup in the microwave oven during the prevention of the harm caused by the unqualified cup.