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[–] 29 points 1 year ago (1 child)

Its 2.54 cm to the inch. Its close to 2.5 and as an engineer in America I am stuck doing that conversion a lot

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  • [–] 2 points 1 year ago

    If it makes you feel any better, most pipe standards around the world are based on the American system, as well as bloody valve coefficients.

    I am far too aware that 1" is 25.4 mm :(

    And I'm in Australia. Grumble

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