According to a recent Food Marketing Institute study, fewer people are using self-checkouts at the grocery store.
Using an instrument similar to the scanning bar-code guns at supermarket checkouts, this machine analyses black plastics with a laser.
Information about the Asda products will be supplied at checkouts and online.
The codes now appear on almost all retail items, speeding up checkouts and paving the way for other uses, from inventory tracking to luggage sorting.
Throughout Wisconsin, they can be found in plastic bags next to gas-station checkouts usually plain, but sometimes spiced with garlic, ranch flavoring or hickory bacon.
Philip Beeching, 53, a web consultant and self-confessed showroomer, thinks online retailers may themselves turn to bricks and mortar - but not necessarily staff and checkouts.
Although the French have become increasingly green-minded, with plastic bags disappearing from supermarket checkouts and regular recycling collections, Mr Sarkozy's plans have prompted a political outcry.
Penney, announced that by 2014 cash registers will be eliminated and will be replaced by a system that would require fewer store level sales associates and more self-checkouts.
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Researchers are discussing which features in the scene to investigate after a few weeks of initial checkouts and observations to assess equipment on the rover and characteristics of the landing site.
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Oddly, NFC checkouts can be slower than credit cards.
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