EN-11
UTENSILS  REMARKS
Aluminum tray May cause arcing. Transfer food into microwave-safe dish.
Metal twist ties May cause arcing and could cause a fire in the oven.
Plastic foam
Plastic foam may melt or contaminate the liquid inside when 
exposed to high temperature.
Wood
Wood will dry out when used in the microwave oven and may split 
or crack.
Paper bags May cause a fire in the oven.
Food carton with 
metal handle
May cause arcing. Transfer food into microwave-safe dish.
MATERIALS TO BE AVOIDED IN MICROWAVE OVEN