A worker moves a pallet of fresh salmon from a refrigerated truck inside a distribution hub A truck comes in two hours late on a July afternoon. The reefer was set right, but the dock doors were open too long during unload and the ambient temp in the trailer crept up to 48°F for about 40 minutes. You don't find out until three days later when a retailer's receiving team flags the product. By then you've already picked and shipped half the cases. That's a recall conversation.

The temperature excursion alert hits your screen at 4:47am. A cold storage zone has been reading 48°F for the last 22 minutes and your threshold is 41°F. What you do in the next quarter-hour is going to determine whether you're writing off $30,000 in product or filing a deviation report and moving on. First thing: confirm it's real. Sensor malfunctions happen, and a single probe reading isn't a verdict. Check your secondary sensor or grab a calibrated handheld and physicall