Acrylamide, a cancer-causing substance that caused scares when it was found in fried potatoes and other popular foods, is also found in olives, prune juice and teething biscuits, U.S. regulators said on Thursday. The U.S. Food and Drug Administration released figures on a new batch of food it tested and confirmed earlier findings that suggest cooked and especially fried snacks contain the highest levels -- potato chips, pretzels and popcorn.
