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Untreated water the researchers tested during their study. They kept track of chemicals throughout recycling washing processes and found that contaminants built up in the water after several washing cycles.

Greg Curtzwiler

Iowa State University

ISU researchers find a method to clean plastic for recycling contaminates the wash water

Maura Curran

A study by Iowa State University researchers found that using industrial soap to clean plastic in recycling transferred chemicals from the plastic to the water. The findings could help processors remove harmful chemicals from the final recycled product.

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Seville, Spain's Holy Week blends faith, tradition and spectacle

Alexis Marshall

Even as religious belief declines in Spain, the processions at Seville's Semana Santa — the Holy Week lead-up to Easter — draw crowds moved by music, tradition and powerful emotion.
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A U.S. jet goes down over Iran, a U.S. official confirms

Tom Bowman, Geoff Brumfiel

A U.S. official confirmed the Iranian state media report and added that a search is underway by U.S. forces.
News from NPR

The labor market springs back to life in March as employers add 178,000 jobs

Scott Horsley

The U.S. job market perked up last month as employers added 178,000 jobs. The unemployment rate dipped to 4.3%, mainly because the number of people seeking work declined.

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