try this.............
place both hands flat on the table in front of you....
take a close look at your index finger nail on either hand....
does the nail of one finger rotate inwards toward the middle finger slightly more than that of the other hand? ****
I have this theory about twisting on wire nuts over the years.....
![[Linked Image]](https://www.electrical-contractor.net/ubb/biggrin.gif)
****
depending on righty or lefty