Six employees are killed in liquid nitrogen release

At 10:13 a.m. on January 28, 2021, three maintenance employees were in a freezer room troubleshooting improperly frozen cooked chicken parts discharging from the liquid nitrogen Messer Immersion and Spiral Freezer. The immersion freezer and the internal freezer tub were designed to contain a bath of liquid nitrogen to flash freeze the chicken. One of the maintenance employees, who was troubleshooting the freezer, used a tool to bend the bottom of the stainless-steel bubbler system dip tube upward inside the tub of the immersion freezer. The bubbler system was part of the liquid control […]