Can the rice cooker be heated in a microwave oven?
Metal containers are not allowed to be heated by microwave ovens, because microwaves in the microwave meet metal containers, and inside the metal containers, powerful currents are produced. As for the consequences, I haven't tried them.
All metal containers must not be used in the way of microwave heating in microwave oven.
The lining of the rice cooker can not be heated in a microwave oven. Microwave an encounter took place reflective metal, the metal there is no way to absorb or transfer it; metal items in microwave oven and microwave oven also energized work would produce a discharge arc it can damage the high frequency microwave oven inside tube.