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Aluminium foil/
containers
3/ 7Small pieces of aluminium foil can be used to shield food
from overheating. Keep foil at least 2 cm from the oven
walls, as arcing may occur. Foil containers are not
recommended unless specified by the manufacturer.
Follow instructions carefully.
China and ceramics 3/ 7Porcelain, pottery, glazed earthenware and bone china are
usually suitable, except for those with metallic decoration.
Glassware
e.g. Pyrex ®
3Care should be taken if using fine glassware as it can
break or crack if heated suddenly.
Metal 7It is not recommended to use metal cookware when using
microwave power as it will arc, which can lead to fire.
Plastic/polystyrene
e.g. fast food
containers
3Care must be taken as some containers warp, melt or
discolour at high temperatures.
Freezer/roasting
bags
3Must be pierced to let steam escape. Ensure bags are
suitable for microwave use. Do not use plastic or metal
ties, as they may melt or catch fire due to the metal arcing.
Paper-plates, cups
and kitchen paper
3Only use for warming or to absorb moisture. Care must be
taken as overheating may cause fire.
Straw and wooden
containers
3Always attend the oven when using these materials as
overheating may cause fire.
Recycled paper and
newspaper
7May contain extracts of metal which will cause arcing and
may lead to fire.
HINTS AND TIPS