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by tastyfreeze 2549 days ago
Kinda, it wasn't shot down. The US actually started down the path of conversion. The real reason that US metrication failed was that conversion was voluntary. The UK went through a similar change but metrication was mandatory for all industries. In the US most businesses and industries just decided it cost too much to change so they didn't.

https://www.nist.gov/sites/default/files/documents/pml/wmd/m...