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Car Engine Oil

Path: 一 etc 一/Engineering/Automotive/Car Engine Oil.mdUpdated: 2/3/2026

This video from 1937 explains the workings of car engine oil.

https://www.youtube.com/watch?app=desktop&v=CCtJlgtZnBY&t=9s
https://www.youtube.com/watch?app=desktop&v=CCtJlgtZnBY&t=9s