False Advertising

“Recently I saw a bag of potato chips with a bold declaration splashed across the front: ‘Zero grams of trans fat.’ I was glad to know that I wouldn’t be consuming any trans fat, which research has shown is detrimental to my health. But then I flipped the bag over and read the ingredients list, which included things like ‘yellow #6’ and other artificial colors, and partially hydrogenated oil (which is trans fat, just a small enough amount that they can legally call it ‘0 grams’). I thought it...