08/02/07
 DHS Security
 Issues

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07/26/07
Cleaner Air for
Southeast
Texas

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02/26/07
Industry of the
Golden Triangle
Emission
Reduction
Report

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08/24/05
Infrared Camera
can "See"
Invisible
Emissions

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  07/22/05
Good Neighbor
Newsletter

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07/21/05
VALERO to
acquire
PREMCOR in
$8 Billion
Transaction