The world has a lot of different standards for a lot of things, but I have never heard of a place with the default screw thread direction being opposite.
So does each language have a fun mnemonic?
Photo credit: https://3.bp.blogspot.com/-Giy8OrYJTjw/Tfm9Ne5o5hI/AAAAAAAAAB4/c7uBLwjkl9c/s1600/scan0002.jpg
Well, but is actually is not Nazi language in this case.
you think people don’t use it in that context?
My source is my grandfather, who learned this during his vocational training, which predates the Nazis by quite a few years.