Grist: Oh sure, the modern world guarantees that our bodies are little more than Tupperwares filled with poison. But you dont really expect the rich to have the same toxins as you and me, do you? Plebeian toxins? Perish the thought. No, rich people harbor a higher class of contaminants, ones they pick up from eating seafood and lounging on the beach. According to researchers at the University of Exeter, relying on data from the U.S. National Health and Nutrition Examination Survey, poor people are more...