SAFE MATERIALS FOR MICROWAVE
There may be certain non-metallic utensils and containers that are
not safe to use for microwaving. Refer to the instructions on Materials
You Can Use In Microwave Oven and Materials To Be Avoided In
Microwave Oven on this page and page 7.
To check if a material is microwave safe, you can test it following the
procedure below.
1. Fill a microwave-safe container with 1 cup (250ml) of cold water
along with the utensil in question.
2. Cook on maximum power for 1 minute.
3. Carefully feel the utensil. If the utensil is warm, do not use it for
microwave cooking.
4. Do not exceed 1 minute of cooking time.
MATERIALS YOU CAN USE IN MICROWAVE OVEN
Material
Aluminum foil
Dinnerware
Glass jars
Glassware
Oven cooking
bags
Paper plates
and cups
Paper towels
Remarks
Shielding only. Small, smooth pieces can be used
to cover thin parts of meat or poultry to prevent
overcooking. Sparking can occur if foil is too close
to oven walls. The foil should be at least 1 inch
(2.5cm) away from oven walls.
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 glassware.
Follow manufacturer's instructions. Do not close
with metal tie. Make slits to allow steam to escape.
Use for short-term cooking/warming only. Do not
leave oven unattended while cooking.
Use to cover food for reheating and absorbing fat.
Use with supervision for short-term cooking only.
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