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.
Refreezing is not an option, though, if the chicken wasnât thawed in the refrigerator to begin with. If you thawed the chicken breasts in the microwave or in cold water, you should cook them immediately before freezing, says the USDA. Thatâs because with either method, the chicken could have at least temporarily warmed up to a temperature higher than 40Â°F.