Cuts of meat passed by a butcher at a processing plant in Flemington, a suburban area northwest of Melbourne, Australia. The large chunks of pink meat looked fresh. Those pork cuts then slid along to an aluminum counter. The cutter continued to hum.

One worker, who wore a long apron, white pants and boots, was ensuring that the cuts of prime-quality meat were properly positioned as they passed by the man chopping them. His partner stood at the e