Takeout Containers (Plastic) Put in Garbage Cart Compostable Plastics Do not recycle plastic containers labeled “compostable” because they are not recyclable. They will be contaminate the recyclable plastic if they do not get separated during the sorting process. Do Not Reuse Plastic takeout containers are made up of chemicals that may leach into your food if you use them more than once. Ways to Reduce Bring Your Own To-Go Container When dining out, bring a reusable to-go container so that you can bring leftovers home sustainably. Did You Know? The Preferred Takeout Container Out of all the types of takeout containers — aluminum, cardboard, wax-lined paperboard, plastic and foam — aluminum is the easiest for recycling plants to recycle, while foam is the most difficult.