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Materials you can
use
in microwaves:
UTENSILS
REMARKS
Browning dish
Follow the manufacturer’s instructions. The bottom of the
browning dish must be at least 3/16 inch (5 mm) above the
turntable. Incorrect usage may cause the turntable to break.
Dinnerware
Microwave-safe only. Follow the manufacturer’s instructions. Do
not use cracked or chipped dishes.
Glass jars
Always remove the lid. Only use to heat food until just warm.
Most glass jars are not heat resistant and may break.
Glassware
Heat-resistant microwave glassware only. Make sure there is no
metallic trim. Heat-resistant microwave glassware only. Make
sure there is no metallic trim.
Microwave
cooking bags
Follow the manufacturer’s instructions. Do not close with a metal
tie. Make slits to allow the steam to escape.
Paper plates
and cups
Use for short cooking/warming only. Do not leave microwaves
unattended while cooking.
Paper towels
Use to cover food for reheating and absorbing fat. Use with
supervision for short cooking only.
Parchment paper
Use as a cover to prevent splattering or as a wrap for steaming.
Plastic
Microwave-safe only. Follow the manufacturer’s instructions.
Should be labelled “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
on the packaging.
Plastic wrap
Microwave-safe only. Use to cover food during cooking to retain
moisture. Do not allow plastic wrap to touch food.
Thermometers
Microwave-safe only (meat and sugar thermometers).
Wax paper
Use as a cover to prevent splattering and to retain moisture.
Materials to be
avoided
in microwaves:
UTENSILS
REMARKS
Aluminium tray
May cause arcing. Transfer food to a microwave-safe dish.
Food carton with
metal handle
May cause arcing. Transfer food to a microwave-safe dish.
Metal or metal-
trimmed utensils
Metal shields the food from microwave energy. Metal trim may
cause arcing.
Metal twist ties
May cause arcing and could cause a fire in the microwave.
Paper bags
May cause a fire in the microwave.
Plastic foam
Plastic foam may melt or contaminate the liquid inside when
exposed to high temperatures.
Wood
Wood will dry out when used in the microwave and may split
or crack.