Table 1 Storage conditions of beef

Treatment	Thermoelectric system	Ice-pack type	Storage temperature (°C)	Plasma (mg/hr)
Control1)		General Cold pack	-4)	×5)
TCS2)-1	○	PCM3)	2	100
TCS-2	○	PCM	2	×

Conrol, beef in expandable polystyrene (EPS) box.
TCS, beef in box with thermoelectric cooling system.
PCM, phase change material.
-, room temperature.
×, not treated.