Oatly wants to kick its gas habit. Will other food and beverage firms follow?

MILLVILLE, N.J. — Anca Gavris slipped on a blue hairnet and white lab coat, then yanked open a heavy door, revealing a labyrinth of silver pipes and bulky tanks on the production floor. For all its steely, sterile machinery, the room felt warm and cozy — like huddling over a bowl of steaming oatmeal or sinking into…