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.
[â]catherinehavok 0 points1 point2 points 4 years ago (0 children) I remember being told only thaw and refreeze it I'd changed the chemistry of it or something..so I won't thaw a bunch of chicken breasts and refreeze them like that, but if I barbecue or pan fry them they can be refrozen. At least that's the rule of thumb I have used for a couple of years, and I'm still alive :p.