Dart makes, by the millions, white foam cups, clamshells, coffee cup lids, and disposable forks and knives — the single-use containers that enable Americans to eat and drink on the go.

Expanded polystyrene foam, the white fluffy plastic in styrofoam, was banned in food service ware on Jan. 1. But shoppers in ...

Whether your favorite restaurant hasn't switched to more eco-friendly takeout containers or your partner has a yen for fast ...