gastric secretion. Â© A Dictionary of Food and Nutrition 2005, originally published by Oxford University Press 2005. gastric secretion Gastric juice contains the enzymes chymosin (in infants) and lipase, the inactive precursor of pepsin (pepsinogen), intrinsic factor, mucin, and hydrochloric acid.
Bisphenol A (BPA) Overview & Updates. BPA (Bisphenol A) is a chemical used in certain food contact materials and first approved by FDA in the early 1960s. In recent years, concerns have been raised about BPA's safety. In August 2008, FDA released a draft report finding that BPA remains safe in food contact materials.
Bisphenol A, or BPA, is a chemical compound used to make polycarbonate plastics, epoxy resins, and other materials. Virtually everyone in the U.S. comes across BPA every day. Among other things, BPA is used to make: 1  shatterproof polycarbonate hard plastic bottles and containers. 2  eyeglass lenses.