Packaging material question 1

Packaging	Product examples
Plastic	1.       Butter 2.       Milk 3.       Ice cream 4.       Cheese 5.       Yoghurt 6.       Cling wrap 7.       Tupperware
Metal	1.       Soft drink (cans) 2.       Canned foods 3.       Coffee/chocolate drink powder 4.       Tuna 5.       Aluminium foil
Paper and cardboard	1.       Cereal 2.       Tea and tea bags 3.       Long life milk 4.       Crackers 5.       Biscuits
Glass	1.       Pasta sauce 2.       Alcohol 3.       Oils and sauces 4.       Certain Jams and spreads 5.       Certain Soft drinks 6.       Pickled food