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