" The [World Cancer Research Fund and the American Institute for Cancer Research] scientists cited a natural substance in meat call harm, which they identified as promoting the formation of potentially carcinogenic compounds. They also suggested that cooking meat at high temperatures produced a group of more than one hundred substances--known as heterocyclix amines and polycystic aromatic hydrocarbon--that can cause cancer in people with a genetic predisposition. "
― Michael Moss , Salt Sugar Fat: How the Food Giants Hooked Us