
Materials you can use in microwave oven
Materials to be avoided in microwave oven
Remarks
May cause arcing. Transfer food into microwave-safe dish.
May cause arcing. Transfer food into microwave-safe dish.
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 a fire in the oven.
May cause arcing and could cause a fire in the oven.
Metal shields the food from microwave energy. Metal trim may
cause arcing.
Remarks
Follow manufacturer’s instructions. The bottom of browning dish
must be at least 3/16 inch (5mm) above the turntable. Incorrect
usage may cause the turntable to break.
Dinnerware
Glass jars
Oven cooking
bags
Paper plates
and cups
Paper towels
Parchment
paper
Plastic wrap
Thermometers
Plastic
Glassware
Aluminum tray
Metal or metal-
trimmed utensils
Metal twist ties
Wood
Plastic foam
Paper bags
Food carton with
metal handle
Utensils
Utensils
Browning dish
Microwave-safe only. Follow manufacturer's instructions. Do not use
cracked or chipped dishes.
Always remove lid. Use only to heat food until just warm. Most glass
jars are not heat resistant and may break.
Heat-resistant oven glassware only. Make sure there is no metallic
trim.
Do not use cracked or chipped dishes.
Use for short–term cooking/warming only. Do not leave oven
unattended while cooking.
Microwave-safe only. Follow the manufacturer’s instructions. Should
be labeled "Microwave Safe". Some plastic containers soften, as the
food inside gets hot. "Boiling bags" and tightly closed plastic bags
should be slit, pierced or vented as directed by package.
Microwave-safe only. Use to cover food during cooking to retain
moisture. Do not allow plastic wrap to touch food.
Microwave-safe only (meat and candy thermometers).
Wax paper Use as a cover to prevent splattering and retain moisture.
Use as a cover to prevent splattering or a wrap for steaming.
Use to cover food for reheating and absorbing fat. Use with
supervision for a short-term cooking only.
Follow manufacturer’s instructions. Do not close with metal tie.
Make slits to allow steam to escape.