Precautions while using Microwaves
Do not use abrasives
Clean the door and oven cavity the outer edge. too. with water and mild detergent. Do not use abrasives such as scouring pads. Certain materials, such as plastics not suitable for microwave oven, may melt or burst into flames if overheated. Microwaves do not directly heat food containers which are designed for microwave cooking. These materials usually get warm only from being in contact with the hot food.