Hannaford will pilot a transcritical refrigeration system in a new store.
SCARBOROUGH, Maine — Hannaford Supermarkets here plans to open a 35,000-square-foot store in Turner, Maine, in July that will likely be the first supermarket in the U.S. to employ an environmentally friendly transcritical refrigeration system using only carbon dioxide to chill and freeze foods. Transcritical refrigeration systems, which operate best in moderate-to-colder climates, have heretofore been used in Northern European countries and Canada, but not in the U.S. By ...
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