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We need to talk about ketchup. We all love the red stuff. But we really need to talk about it. Analysis of the steps involved in processing ketchup – from farming the tomatoes through to packaging – to transporting and retailing that symbol of American mass consumerism reveals an alarming fact. To produce it requires a mind-boggling 150 separate processes, across several continents, according to research cited in a new book by the International Institute for Environment and Development.