Smartcool Systems Inc. announced that it has received approval for beta testing of its energy efficiency technology with a Florida-based food distribution firm. This test is the next phase in introducing its technology to the refrigerated transport sector.

This month’s Point of View topic is transport refrigeration. The inspiration was seeing the train cars pictured in this story. I noted there was a car related to ice service and another was labeled “refrigerator and ventilated fruit car.”

CO₂ as a refrigerant in cascade supermarket systems, transcritical applications, transport refrigeration, and heat pumps were among major developments in recent years. Here is a summary of those developments.