Graphic: Iran’s nuclear program
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Dow Chemical plans to sell a new rooftop shingle next year that converts sunlight into electricity and can be integrated with standard asphalt shingles. It is expected to generate $5 billion in revenue by 2015.
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Click here for full coverage of China’s anniversary celebrations.
The G20 is made up of the finance ministers and central bank governors of 19 countries and the European Union.
