Food safety during an outage. Oh, keep fridge and freezer doors
closed to help maintain your cool. Stay back, Jaclyn. I know, Dave. A refrigerator can keep food cold
for up to four hours if unopened. She's right. And a freezer can hold its
temperature for up to 48 hours. 24 hours if it's only half full. So if your power's out
for more than four hours store any perishables in a cooler with ice.