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?
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I teach physics. A prof of mine taught me the right hand rule applies to right handed bolts. No accident they are named that. I teach this to students now. Maybe 1 in 10 like it. The rest prefer their old rhyme. Oh well. Can’t say I didn’t try