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.
According to the USDA, as long as the food has been kept below 40Â° F (and if the chicken has been in the refrigerator this whole time, it almost certainly has been) it hasn't developed dangerous bacteria and is considered safe to refreeze. But this isn't just a matter of safety. It's a matter of taste.