Plastic wrap
Thermometer
Wax paper
Materials to be avoided in microwaves
Utensils
Aluminium tray
Food carton with metal handle May cause arcing. Transfer
Metal or metal-trimmed
utensils
Metal twist ties
Paper bags
Plastic foam
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).
Use as a cover to prevent
splattering and retain
moisture.
Remarks
May cause arcing. Transfer
food into microwave-safe
dish.
food into microwave-safe
dish.
Metal shields the food from
microwave energy. Metal trim
may cause arcing.
May cause arcing and could
cause a fire in the microwave.
May cause a fire in the
microwave.
Plastic foam may melt or
contaminate the liquid
inside when exposed to high
temperature.