Sainsbury’s trials world’s first naturally refrigerated trailer

· New technology could save over 70,000 tonnes of CO₂ · Equivalent to taking over 34,000 cars off the roadSainsbury’s is trialling the world’s first naturally refrigerated trailer to transport chilled and frozen goods.  The CO₂ refrigerated unit trial is part of the retailer’s review of its transport refrigeration gas and work to reduce its carbon footprint, which includes converting its stores to natural refrigeration by 2030. Sainsbury’s was the first UK retailer to commit voluntarily to phasing out harmful HFC refrigerants.  It converted its refrigerated depots in 2011 and is on