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by xxs 1519 days ago
Gotta admire the effortless mix up of metric and imperial units.
3 comments

1885 - invention of process for seamless steel pipes from bar stock, Development History of Seamless Steel Pipe, https://www.supplychainquarterly.com/articles/3787-the-devel...

1954 - first practical silicon solar cell, Timeline of Solar Cells, https://en.wikipedia.org/wiki/Timeline_of_solar_cells

the US is a metric country that's in denial
The US is a country that just does the engineering and doesn't constantly whine when they see a unit they don't like.
Reminds me of a bug in a certain laptop docking firmware that considers TjMax of 95F (instead of 95C) and running the CPU at full throttle mode (like 400MHz) at all times.
it only loses us a billion dollar spacecraft once in a while
if you're buying construction supplies in north america you're not going to get metric sized pipes for like, sticking a robust mast in the ground.

whereas 54, 60, 72-cell pv panels with aluminum frames made from 156mm cells are manufactured in metric dimensions.