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Showing 1 to 1 of 1 for “"Price Look Up"”.
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Evaluating microbial safety, postharvest quality, and consumer acceptability of fresh produce engraved with QR codes using a CO₂ laser labeling technology
… produce is traditionally labeled with plastic price lookup (PLU) stickers that are attached to the produce surface using edible glue. However, both the stickers and glue are environmental contaminants, and the stickers can detach from the produce surface during handling and disrupt the food …