Horse meat in our burgers, melamine in our infant formula, artificial colors in our fish and fruit--as our urban lifestyle takes us farther away from our food sources, there are increasing opportunities for dishonesty, duplicity, and profit-making shortcuts.
Food adulteration, motivated by money, is an issue that has spanned the globe throughout human history.
Whether it's a matter of making a good quality oil stretch a bit further by adding a little extra something or labeling a food false.