2.1.1. Polyethylene film wrapping
Prior to chilling, the left half of the carcasses was completely
wrapped fromthe rear to front by a layer of linear low-density polyethylene
(LLDPE) plastic film that was 0.008 ± 0.0012-mm thick and
50-cm wide (Winpack model — AG Remy Stretch Film do Brasil Ltda.,Belo Horizonte, Minas Gerais State, Brazil).
The right half of the carcasses (pairs of wrapped carcasses) composed the unwrapped group (control group).