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WalmartFrankYiannas.jpg Photos by Jon Springer
Frank Yiannas, VP of food safety for Walmart, speaks about transparency in the food system during a presentation at the retailer’s annual Shareholders Week.

Walmart: Blockchain tech a boon for food safety

Test provides rapid view of farm to store; big safety, waste implications

Wal-Mart Stores on Thursday revealed encouraging results of a test of blockchain technology to aid food traceability and safety, demonstrating it could cut the time involved in tracing the journey of food products from the farm to its shelves from nearly a week to less than three seconds.

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