We all know that too much cadmium (Cd) in our bodies is just as dangerous as lead. Both are heavy metals, and while specific limits have been put on lead exposure (both in the air and orally), cadmium isn’t quite as well documented—at least in the U.S. The EPA places maximum allowable levels of cadmium in our drinking water as 5 parts per billion (ppb) with a goal of 0 ppb, but FDA has not set limits on safe levels of cadmium in food except . . .
— Read on www.foodengineeringmag.com/articles/99189-cadmium-in-chocolate-a-deep-rooted-problem-for-consumers-and-producers-alike