Carrefour put cheese on the blockchain and it’s going grate34

French supermarket giant Carrefour is ready to sell blockchain-enabled cheese. Carrefour will soon allow customers to scan QR codes embedded in the packaging of its Rocamadour CQL fromage to learn more about the product’s origin, reports European Supermarket Magazine. These have ‘protected designation of origin‘ (PDO) status, which highlights speciality foods produced in localized regions to prote...

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