= Cascade refrigeration
{wiki=Cascade_refrigeration}
Cascade refrigeration is a refrigeration cycle that uses two or more refrigeration cycles in series to achieve lower temperatures than what a single cycle can achieve. This method is often employed in applications that require very low temperatures, such as in cryogenics or for the preservation of biological samples. **How it Works:** 1. **Two or More Cycles**: In a cascade refrigeration system, there are typically two or more refrigeration systems.
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