Tomorrow on the EXPOSÉ site: Multiple industrial plants release dangerous air pollutants into nearby Houston neighborhoods. The state’s air quality control board knows. So why doesn’t anyone do something about it? That’s the question HOUSTON CHRONICLE environment reporter Dina Cappiello set out to answer.

>> Watch the full episode of “The Scientific Method” on the EXPOSÉ site tomorrow.

The EXPOSÉ: America’s Investigative Reports series is produced by Thirteen/WNET New York in association with CIR.

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