In a pregnancy ultrasound, the crown rump length can help calculate gestational age and can tell a lot about the baby's health. In a pregnancy ultrasound, the crown rump length can help calculate gestational age and can tell a lot about the baby's health. Menu Crown Rump Length (CRL) From the Ultrasound
1 Raw Red Meat(Beef): Refreezeable if itâs still very cold even without ice crystal, but it needs to be below 40F the whole time and have only been fully thawed for a day or two. If itâs gone above 40F toss it.  Raw Poultry or Chicken, Pork and Lamb: Refreezing is OK if itâs still icy or very cold.
Also, ground meat is likely to spoil before other meats. If the food thawed and has not been above 40 o F for more than 2 hours, cook and serve or refreeze. If the food thawed or was held above 40 o F for more than 2 hours, generally it should be discarded because bacteria may multiply to unsafe levels under these conditions.