Nut Cans Put in Garbage Toss Cardboard Cans in the Garbage Because they are made of mixed materials (cardboard and metal foil), these cans cannot be recycled. Toss them in the garbage. Lids Are Plastic Can lids are made from plastic. Find out what to do with plastic lids. Ways to Reduce Choose More Eco-Friendly Packaging Choose foods that come in reusable, recyclable or biodegradable packaging. You can also use refillable containers in the bulk section of your grocery store instead of purchasing pre-packaged foods. Ways to Reuse Organize Craft and Office Supplies Use these cans to stash extra office supplies such as pens, rubber bands or pushpins. You can also use them to organize craft supplies such as thread, buttons and sewing needles. Store Bulk Pantry Items Use empty cans to stash loose pantry items such as nuts, teas, homemade spice mixes or anything else you like to keep on hand in your kitchen.