packaging [1]
Anything to do with the packing or wrapping of food, whether to sell, cook, freeze or preserve it.
plastic film 
Transparent adhesive sheet used to wrap food or cover containers.
waxed paper 
Waterproof paper treated with wax or paraffin that is somewhat heat resistant; it is used mainly to protect work surfaces while cooking.
aluminum foil 
Very thin sheet of aluminum used to wrap, cook, refrigerate or freeze food.
parchment paper 
Greaseproof and heat-resistant paper; primarily used in baking and for cooking en papillote.
freezer bag 
Airtight bag used to freeze food.
pouch 
A small bag.