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.
Report Abuse. You should never eat meat that has been frozen, defrosted and frozen again because of the potential for the bacteria to grow. This not only applies to meat(beef,pork, etc), it applies to poultry (chicken and turkey etc) as well.est Answer: There are two concerns with refreezing meat. The first is safety. If the meat has thawed in a refrigerator, then itâs okay to refreeze. In terms of other methods, make sure it doesnât sit in the âdanger zoneââ40Â°Fâ140Â°F (4Â°Câ60Â°C)âfor more than two hours.