Refrigerator car

https://www.wikidata.org/wiki/Q1796972

Field Hierarchy

Parent
Physics 33M papers	Engineering 25M papers	Mechanical engineering 5.5M papers	Thermodynamics 5.1M papers
Current
Refrigerator car 11.1k papers
Child
Thermoacoustic heat engine 2,190 papers		Dilution refrigerator 1,420 papers

Trends

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History