Can the plastic lunch box be heated by microwave oven? Does the lid need to be removed?
Only labeled as "5" or PP is the microwave furnace for plastic box, can be placed in a microwave oven, no marked plastic do not put into the microwave oven, even for microwave oven box in use, but also to remove caps.
See, some plastic does not work, heating will produce poisonous, must open, leak on the line, otherwise it will be violent
Can be placed in the microwave oven plastic box, can be carefully cleaned after repeated use. But be sure to pay special attention to some microwave oven boxes. The box is made of No. 5 PP, but the box cover is made of No. 1 PE. Because the PE can not withstand the high temperature, it can not be put into the microwave oven with the box. For insurance purposes, put the container in front of the microwave oven and remove the lid first.
