Materials to be avoided in microwave oven
Aluminum tray
May cause arcing and could cause a fire in the oven.
Metal twist ties
May cause a fire in the oven.
Paper bags
Plastic foam may melt or contaminate the liquid inside when exposed to
high temperature.
Plastic foam
Wood will dry out when used in the microwave oven and may split or crack.
Wood
May cause arcing. Transfer food into microwave-safe dish.
May cause arcing. Transfer food into microwave-safe dish.
Food carton with
metal handle
Metal shields the food from microwave energy. Metal trim may
cause arcing.
Metal or metal-
trimmed utensils
Materials you can use in microwave oven
Shielding only. Small smooth pieces can be used to cover thin parts of meat
or poultry to prevent overcooking. Arcing can occur if foil is too close to
oven walls. The foil should be at least 1 inch (2.5cm) away from oven walls.
Aluminum foil
Follow manufacturer* 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.
Browning dish
Microwave-safe only. Follow manufacturer's instructions. Do not use
cracked or chipped dishes.
Dinnerware
Always remove lid. Use only to heat food until just warm. Most glass jars
are not heat resistant and may break.
Glass jars
Heat-resistant oven glassware only. Make sure there is no metallic trim.
Do not use cracked or chipped dishes.
Glassware
Follow manufacturer* instructions. Do not close with metal tie. Make slits
to allow steam to escape.
Oven cooking bags
Use for short*erm cooking/warming only. Do not leave oven unattended
while cooking.
Paper plates and
cups
Use to cover food for reheating and absorbing fat. Use with supervision for
a short-term cooking only.
Paper towels
Use as a cover to prevent splattering or a wrap for steaming.
Parchment paper
Microwave-safe only. Follow the manufacturer* 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.
Plastic
Microwave-safe only. Use to cover food during cooking to retain moisture.
Do not allow plastic wrap to touch food.
Plastic wrap
Microwave-safe only (meat and candy thermometers).
Thermometers
Use as a cover to prevent splattering and retain moisture.
Wax paper
UTENSILS
REMARKS
UTENSILS
REMARKS
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