He's probably speaking mostly of European airlines. I flew from London to Florence last year. A passenger had peanut allergies. The flight did not serve any fo

He's probably speaking mostly of European airlines. I flew from London to Florence last year. A passenger had peanut allergies. The flight did not serve any food at all because they can't guarantee any of their food doesn't contain peanuts. Peanut particles easily spread inside airplanes because air is recycled.