Thats literally exactly what it is. They aren't derived from the metric system like all units in the system, theyre a specialized edge case where a conversion was specifically written in because america sucks. There are no other conversions in the metric system, units are derived from constants based on a set of specific rules that the pound and yard do not adhere to.
this post was submitted on 25 Jun 2025
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And I have to say, the chemistry math that resulted from the metric system is elegant. I've forgotten most of it by now, but at some point, I was able to envision the machinery behind it all, and it was beautiful.
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