Comments by "Comm0ut" (@Comm0ut) on "Are They All The Same Motor Oil? Let's Settle This! Four Levels of Pennzoil Motor Oil Compared" video.

  1. Chemical "sameness" could be precisely determined by spectrometry tests. Spectrometry has been key to oil analysis for many decades. Similar performance however close doesn't make the oil analysis the same. Spectrometric lubricant analysis is affordable should you wish to use in for future videos.
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