Health officials gave ammonium hydroxide the OK in 1974
(NEWSER) - If you were appalled by the revelation that the meat industry grinds up beef byproducts and gives them a nice ammonia bath, steel yourself: Experts say ammonia compounds are pretty commonly used in food. Ammonium hydroxide, which was given the OK by health officials in 1974, is added to milk in cheese production to stimulate cheese cultures; ammonium phosphate acts as a leavening agent, but evaporates during the course of baking. "It is quite similar to adding wine to a sauce and cooking away the alcohol," says a rep for Kraft, which uses small amounts of ammonia in some of its products, but isn't exactly tripping over itself to provide a list of those foods. More»