Supermarket retailers today spend an estimated $10 billion a year on energy, maintenance and food spoilage, according to some estimates. Energy costs are generally a retailer's second-highest fixed cost, after labor. Thus, any investment in energy-based in-store equipment is made with a sharp eye on energy savings.
Perishables cases are a big part of that investment. Indeed, behind every great perishables selection is a great line of energy-efficient equipment -- cases, refrigerators,