The spend fuel pit Cooling System is designed to remove the decay heat generated by stored spend fuel assemblies and to purify the water in the spent fuel pit.

废燃池冷却系统用于导出乏燃料组件的衰变热，同时净化乏池内的水质。

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If the cooling system were to lose power during the initial decay period of 24 to 48 hours, a meltdown would likely follow.

FORBES: U.S. Military Scrambles to Avoid Nuclear Meltdown in Japan

Right now preserving livers for transplant involves cooling them with an ice cold liquid, which slows cell metabolism and minimizes decay.

FORBES: New Device Keeps Liver Alive Outside Body