• wheeldawg@sh.itjust.works
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    9 months ago

    Fuck I wish imperial would just disappear. Metric is 100% better in every single way, bar none.

    • RQG@lemmy.world
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      9 months ago

      As a European who grew up using only metric I like inches for crafting. It’s a good scale for the things I craft and I prefer fractions over decimals when doing quick math or measurements.

      But that doesn’t mean metric shouldn’t be the standard.

    • MooseBoys@lemmy.world
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      9 months ago

      Metric is 100% better in every single way, bar none.

      Imperial unit ratios tend to have a greater number of smaller factors, which makes fractions nicer. 1yd/3 = 1ft. 1ft/3 = 4in.

      • rainynight65@feddit.de
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        9 months ago

        There’s nothing nice or consistent about those fractions. A third of one is one of the other, but a third of that is four of the other? Imperial units don’t convert in any meaningful or logical way, you have to memorise the conversions. With the metric system, it’s all tens.

        And the fact that there are no usable units smaller than an inch and you have to use fractions should drive any craftsperson up the wall.

        • MooseBoys@lemmy.world
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          9 months ago

          I agree there’s nothing consistent, but having 3 as a factor in ratios does make things nicer - it lets you stick with integer numbers for more things. I’m not saying it’s better than metric, but I do think having more small factors in ratios is nicer than having only the factors 5 and 2.

          • TauZero@mander.xyz
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            9 months ago

            I too think having factors of 3 and 4 would be neat, which just proves we should change our number system to base 12, as somebody else in the thread suggested 😊.

      • TauZero@mander.xyz
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        9 months ago

        The fractions don’t help me when I go to the grocery store and unit price of one bag of nuts is “per pound” and the unit price of another is “per ounce”. You’d better be good at dividing by 16 in your head if you want to price-compare! And you’d better be good at remembering how many fluid ounces are in a quart when you go to the olive oil aisle (hint: it’s not 16).

  • TimeSquirrel@kbin.social
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    9 months ago

    I’m an American who designs PCBs in millimeters instead of thousandths of an inch. I’m doing my part.

    • s_s@lemm.ee
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      9 months ago

      Military, most manufacturing is metric only thing that’s not metric are street signs, building trades and anything else the redcaps interact with daily.

        • Chunk@lemmy.world
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          9 months ago

          Oh my God I have a story about this.

          Our entire company wants metric. The guidance folk want to do their modeling in metric. The prop team wants to do fluid/thermo in metric. The structures team wants to do load analysis in metric.

          But the boys at the 'pad are imperial only. The water system, fuel tanks, all ground infra is in imperial. If someone runs down to the hardware store they can easily find a fitting, gasket, or o ring in imperial. But metric? Good luck.

          So our company decided to support both. The flight computer and ground software did unit conversions, everything was unit-aware, telemetry was occasionally manually converted because the onscreen wasn’t the right unit. We had written our own turing complete, inhouse programming language and we ended up implementing dual-static typing. We had float, int, bool and then we had units where some operations required the units to be the same thing. So cm and inch but not inch and kilogram.

          The project was terribly mismanaged. To this day some still wonder why.

            • Chunk@lemmy.world
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              9 months ago

              Launchpad! And generally the “GSE” (ground support equipment, like fluids and pipes), mission control, electrical and network infrastructure, etc.

              The workers are generally technicians, not engineers, and they are both hilarious and excellent.

    • Chunk@lemmy.world
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      9 months ago

      Yeah but what if I don’t have access to a ruler and I only have my feet?

      Lmao checkmate euro

  • set_secret@lemmy.world
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    9 months ago

    I think USA officially switched in the 70s?

    it’s in small text on all of your products.

    The argument there would be mass confusion is really silly becuse the rest of the world switched and they did just fine.

    Is the USA saying it’s not as clever as THE REST OF THE WORLD?

    • JustAnotherRando@lemmy.world
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      9 months ago

      It’s just a pun. They’re both units of mass, hence there would be mass confusion.

      It doesn’t work with the pun, but the more confusing part for people would probably be the fact that pounds are used for both mass and force, but in SI, the units are different (kilograms for mass vs newtons for force), though that doesn’t really matter for most people.

      • The Stoned Hacker@lemmy.world
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        9 months ago

        Pounds aren’t used for mass. They’re explicitly a measure of weight. It’s just almost always in the context of earth’s gravity so the approximation to mass can easily be made.

            • JustAnotherRando@lemmy.world
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              9 months ago

              Again, that’s incorrect. Pounds (Lbs) are the US measurement for mass. Feel free to provide a source to the contrary. I specified pounds mass vs pounds force because in an engineering space, it’s worthwhile to be specific, but the Pound (lb) is all that is specified in any documentation as the unit for mass in the US system.

              • antipiratgruppen@lemmy.dbzer0.com
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                9 months ago

                I’m not the same person, but it seems like you’re right. Pound (lb) is a unit for measuring mass. The same is true for kilogram. This actually surprises me to some degree, since it had not been clarified like this to me earlier:

                In common usage, the mass of an object is often referred to as its weight, though these are in fact different concepts and quantities. Nevertheless, one object will always weigh more than another with less mass if both are subject to the same gravity (i.e. the same gravitational field strength).

                Because mass and weight are separate quantities, they have different units of measure. In the International System of Units (SI), the kilogram is the basic unit of mass, and the newton is the basic unit of force. The non-SI kilogram-force is also a unit of force typically used in the measure of weight. Similarly, the avoirdupois pound, used in both the Imperial system and U.S. customary units, is a unit of mass, and its related unit of force is the pound-force.

                Source: Wikipedia: Mass versus weight

                I think we’re probably confused of this because in common usage, we’ll ask “how much does it weigh” and expect to get an answer in the unit of mass instead of force, just because the mass of the object defines the amount of force it will have in some given gravity condition.

  • Zanz@lemmy.ml
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    9 months ago

    Pounds are a measure of weight (force) not mass like grams. Stone is the imperial measure of mass and slug is the standard unit (US unit). In metric Newtons would be equivalent to pounds.

    • IWantToOwnTheSun @lemm.ee
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      9 months ago

      I came here to say this. A chunk of mass that “weighs” 100 grams is still 100 grams on the moon. A chunk of mass that weighs 1 pound does not weigh 1 pound on the moon.

    • explore_broaden@midwest.social
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      9 months ago

      I think in most common usage people use pounds as a measure of mass (convertible to kg). It’s why when you really mean force the abbreviation lbf (pound-force) exists, as opposed to the now more usual pound-mass.

      • Zanz@lemmy.ml
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        9 months ago

        A pound at one gravity is equivalent to 2.2 kg at 1 gravity. Outside of aerospace there’s not really a need to distinguish between mass and weight so it kind of gets used interchangeably.

        It just bothers me when people complain about units and then use the wrong kind of unit.

  • Gorvin@lemm.ee
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    9 months ago

    It’s a bit weird that the US uses a measurement that was created in the time where people used their body parts for measurement.

    Like, the inch is around the size of a thumb, and a foot could be bigger or smaller depending of who measured.

    Still, it’s still used as a measurement that only a small fraction of the world still uses.

  • thorbot@lemmy.world
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    9 months ago

    I see this meme beaten to death yet most people I know use the metric system, and my US based company and their nationwide conglomerates use the metric system too and have for over twenty years.

  • Zerush@lemmy.ml
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    9 months ago

    To be fair, also in Europe imperial measurements are still used, for example in plumbing, where inches are used for some reasons still unknown, or in aviation, where they continue to measure, in part, in feet. In nautical matters it is a separate issue, measuring in knots and nautical miles, and has nothing to do with metric measurements either.