Every penny counts for supermarkets. So Morrisons has recently increased the temperature of its freezers from -18°C to -15°C, after a previous trial suggested the move would save 10% on energy costs.
Every penny counts for supermarkets. So Morrisons has recently increased the temperature of its freezers from -18°C to -15°C, after a previous trial suggested the move would save 10% on energy costs.
