Takeout Containers (Cardboard) Compost (Yard Trimmings) Cart Certified-compostable takeout containers go in the compost cart, but those with plastic liners need to go in the landfill cart. Not sure? Look for a “certified compostable” label on the container. 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. Reusable Packaging For Businesses Check out Upstream’s catalog of reusable packaging and unpackaging innovators that provide ways for consumers to obtain products, mostly food and beverages, in returnable, reusable, or refillable packaging – or they deliver products to consumers unpackaged altogether. 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.