Mercedes-Benz's use of PPG Industries ' (nyse: PPG - news - people ) nano-enabled clear coat has been known for some time, but this is just the beginning.

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Sherwin-Williams and PPG, for example, are trading near their 52-week highs, while Du Pont and Dow Chemical are on their way back.

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Both Comcast and PPG Industries spent more than 10% of total fees to Deloitte on non-audit related and tax services in 2011 and 2010, for example.

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