Sainsbury's to launch trial of Dearman liquid nitrogen reefer cooling agent

UK supermarket group Sainsbury’s is set to become the first major fresh produce shipper to test a refrigerated delivery truck cooled by a liquid nitrogen-powered engine, which cuts out the need to use a diesel-powered genset.

The developer of the technology, UK-based Dearman, said the abolition of a genset means powering the reefer trailers is effectively emission-free.

Sainsbury’s will trial for an initial three-month period the new technology, which “harnesses the rapid expansion of liquid nitrogen to deliver zero-emission power and cooling”, on ...