10/11/2012 11:57 am ET

Asian Seafood Raised On Pig Feces Approved For U.S. Consumers

At Ngoc Sinh Seafoods Trading & Processing Export Enterprise, a seafood exporter on Vietnam’s southern coast, workers stand on a dirty floor sorting shrimp one hot September day. There’s trash on the floor, and flies crawl over baskets of processed shrimp stacked in an unchilled room in Ca Mau.

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