Benjamin R. Cohen uses the pure food crusades at the turn of the twentieth century to provide a captivating window onto the origins of manufactured foods in the United States. In the latter nineteenth century, extraordinary changes in food and agriculture gave rise to new tensions in the ways people understood, obtained, trusted, and ate their food. This was the Era of Adulteration, and its concerns have carried forward to today: How could you tell the food you bought was the food you thought you bought? Could something manufactured still be pure? Is it okay to manipulate nature far enough to produce new foods but not so far that you question its safety and health? How do you know where the line is? And who decides? -In Pure Adulteration, Benjamin R. Cohen uses the pure food crusades to provide a captivating window onto the origins of manufactured foods and the perceived problems they wrought. Cohen follows farmers, manufacturers, grocers, hucksters, housewives, politicians, and scient