DisorderOfLeitbur t1_j6g2plq wrote
Reply to comment by Logizyme in ELI5: how did we standardize on watts/amps/volts when everything else is segmented across the world (km/miles, nm/ft-lb etc)? by t0r3n0
It gets worse. The American British Thermal Unit isn't the same as the Canadian British Thermal Unit.
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