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They probably got it from Wikipedia [1], which the article appears to have been based on: > One variant, the Einstein–Szilard electromagnetic refrigerator used
by atombender 3y ago
They probably got it from Wikipedia [1], which the article appears to have been based on:
> One variant, the Einstein–Szilard electromagnetic refrigerator used a Einstein–Szilard electromagnetic pump to compress a working gas, pentane.
[1] https://en.wikipedia.org/wiki/Einstein_refrigerator https://en.wikipedia.org/wiki/Einstein_refrigerator