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Right hand suggestion
(lemmy.blahaj.zone)
A graphic illustration of a right hand gently grasping a large arrow pointed diagonally upward. The thumb is up pointing in the same direction as the arrow. A smaller arrow underneath the hand indicates the direction to wrap the fingers around the large arrow. The title of the image is File:Right hand rule simple.png
why even use the right hand rule when you can just take a random guess and be right half of the time