The Lab Mistake That Keeps Your Beer Cold: How a Trashed Experiment Quietly Took Over American Kitchens
A frustrated engineer in the 1940s nearly threw away what he thought was a ruined batch of chemicals — and accidentally invented the foam insulation lining nearly every fridge, cooler, and coffee cup in America. He never saw a dime from it. The corporations that got rich off his mistake didn't exactly rush to tell him.