Rising costs for raw materials like steel and plastic are one reason Chrysler and other automakers had a tough year in 2006.

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One problem facing the company, whose other brands include Sprite, Fanta, Dasani and Minute Maid, is another rise in the cost of raw materials, including sweeteners, juices, metals and plastic.

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The environmental result is that the value chain sucks ever more raw materials through as fast as possible, swallowing up huge volumes of timber, steel, plastic and energy in the process.

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