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[-] alvvayson@lemmy.world 203 points 2 years ago

A megagram is 1000 kg, by definition. It's symbol is Mg.

In metric countries, we just use the word "ton" as shorthand/slang for it, since it is an easier term and was well known.

The only reason the US calls it a metric ton, is because they have archaic units (long and short tons).

Metric countries don't call it a metric ton.

[-] DharmaCurious@startrek.website 64 points 2 years ago

No one in the US knows WTF a long and short ton are. A ton is 2k lbs. And most Americans probably don't even know the exact weight of a ton outside of "a shit load."

For the most part, we generally only use pounds, feet, miles. Everything else is a mystery. Even ounces, cups and gallons are some fucking magical mystery. Just follow the recipe.

I switched everything to metric years ago, and have never been happier. It made a huge difference in most of the things I do, having a system that makes internal sense. The only thing I still routinely use standard for is sewing, because it's damn near impossible to find any patterns or things like cutting mats in metric in the right sizes for quilting.

[-] yA3xAKQMbq@lemm.ee 47 points 2 years ago

There recently was a discussion on lemmy where several US citizens (one of them allegedly an engineer…) tried to explain to me that metric might be „more precise“ (? 😂) but the imperial system more practical, because „everybody knows what a foot is“. When I asked them to add feet to miles I got shouted at (in CAPS) that noone (ever) does that. 🤷‍♀️

[-] CIA_chatbot@lemmy.world 34 points 2 years ago* (last edited 2 years ago)

Lol, that sounds very much “as a black man”

I’ll tell you, most of us in the states would love a total switch to metric. We use it where is matters most, but we also have an aging population raised on lead has fumes that think anything they don’t know is “communism” or “wholeness” or whatever else the propaganda right spews. Those are the assholes that pretty much stop progress on anything.

I’m big into 3D printing, actually got into the same argument with another 3D printing guy…. And I’m like, literally EVERYTHING we do is in metric. The whole damn hobby is metric.

I hate humanity

[-] yA3xAKQMbq@lemm.ee 11 points 2 years ago

Lol, that sounds very much “as a black man”

You mean the „engineer“? Well, what can I say, he was insisting his professor at uni taught him „a true engineer can work with every system“.

I mean yes, but the difference is one engineer is just happily pushing around decimals, the other one goes pale when you ask what 1/5th of a gallon in cubic inches is…

[-] CIA_chatbot@lemmy.world 8 points 2 years ago

Hehe, yea, I was poking fun at the “engineer”. There was a congressman a while ago that got caught posting right wing stuff on twitter from an alt account “as a black man” (dude was white of course”

[-] Rusticus@lemmy.world 9 points 2 years ago* (last edited 2 years ago)

You do realize that the US tried to switch to metric for 6 months in the 70s and it was a giant failure so we switched back, yes? Do you think 2023 America is smarter than 1970s America lol?

Edit: not sure why downvotes. I am in favor of switching US to metric. But historically it didn’t work.

[-] CIA_chatbot@lemmy.world 19 points 2 years ago

You do realize asshole Republicans reverted before it could be more than implemented on a couple of highways

“Metric supporters argued the road signs were a crucial step in helping Americans get over any psychological blocks to switching measurement systems. But Republican Charles Grassley, then a congressman and now a senator from Iowa, killed proposed federal regulations that would have forced states to put up signs in kilometers.”

They literally locked putting up signs in both metric an Imperial

Also.. remember my comment about old fucks raised on gas lead fumes…. Yea, the 70s…..

[-] DocMcStuffin@lemmy.world 11 points 2 years ago

Given that the 70's was 50 years ago, most people don't know the details of what happened. Other than a metric conversion was attempted.

It's both surprising and not that it was killed by republicans. And given the current nationalist furor in the party, it doesn't have a snow ball's chance in hell of happening in the next decade. If it was proposed, again.

[-] Astrealix@lemmy.world 11 points 2 years ago* (last edited 2 years ago)

I mean, I'd be very worried if 2023 wasn't smarter than 1970 no matter the location. Between the lead poisoning and the advancements in knowledge and education methods...

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[-] someguy3@lemmy.ca 8 points 2 years ago* (last edited 2 years ago)

I say that Metric is like color vision. You can see things in whole new and easier ways. People in USC can't understand what others see and insist things are just fine the way they are. Thus the "no one ever does that", "why would you need to know that", "who cares", etc.

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[-] ALERT@sh.itjust.works 11 points 2 years ago

lbs = elbows? 2 thousand human elbows?!

[-] DharmaCurious@startrek.website 19 points 2 years ago

Yes. Jesus, why can't Europeans educate themselves on real measurements! We measure in feet and bald eagles for distance. We measure in shotgun shells, elbows and pounds for weight. We measure in ATNT for temperature. That's Ambient Truck Nut Temperature, which is the temperature of a pair of truck nuts after driving for 80 bald eagles at 40 bald eagles per Active Shooter Warning, at sea level on a Wednesday. It's not complicated.

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[-] ArbiterXero@lemmy.world 16 points 2 years ago

Canada does, because we’re mostly metric but still do enough business with the US that we’re sorta half and half

[-] cbarrick@lemmy.world 10 points 2 years ago

Yeah, but what about the metric shit-ton?

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[-] aulin@lemmy.world 70 points 2 years ago

There's nothing wrong with doing so. Perfectly up to you, and everyone would know how much it is.

[-] deekhenbawls@lemmy.world 51 points 2 years ago

I sometimes use millitonne (mt) instead of kilogram to keep people on their toes. I've learned that some people doesn't like to have their weight measured in any kind of tonne.

[-] scarabic@lemmy.world 10 points 2 years ago* (last edited 2 years ago)

As someone not born to the metric system but who’s tried to lean into it, this is something I’ve always found a little difficult. “A thousandth of a meter” isn’t a useful concept to me. I don’t think we are good at conceiving of things in their thousands, with good proportionality. I would rather just have a singular name like “squajibbles” for milimeters and memorize an intuitive sense of what that is. I realize I can do that with the word “milimeters” too but my brain sometimes gets stuck on unpacking the math. I was reading Dune last night and the expression “millions of decaliters” really stopped me in my tracks. I felt like I had to start with one liter, a sodastream bottle, and multiply it up. I’d rather have some concept like “fuckajiter” which means an Olympic swimming pool and work with that.

Not really being critical here. Metric is better. But intuitiveness is one of the qualities of a measurements system that makes it more or less appealing and I’ve always found imperial has a slight edge there that makes it harder to just drop as a complete loser of a system.

EDIT: yes, internet, I know the only legal thing to say about metric / imperial is that metric is the only system and imperial is for American asshole cavemen. Oh well. Fuck me for offering thoughts from someone trying to move to metric. I should hide my shame.

[-] PixelOfLife@lemm.ee 22 points 2 years ago

I would rather just have a singular name like “squajibbles” for milimeters and memorize an intuitive sense of what that is. I realize I can do that with the word “milimeters” too but my brain sometimes gets stuck on unpacking the math.

This is, in fact, exactly what metric users do in their daily lives... We don't do math in our heads every time we measure something. We know from experience how large all the units are and pick the one that's appropriate for a given situation, just like you do.

When you measure something using inches, you don't then say "it's this many 1/36ths of a yard" unless you specifically need to convert it into yards for some reason.

Similarly, when we measure something using millimeters, we don't say "it's this many 1/1000ths of a meter". It's just a millimeter. Don't get hung up on the prefix, just ignore it and treat it as a unit of a particular size.

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[-] lolcatnip@reddthat.com 22 points 2 years ago

The point isn't to have an intuitive sense of what a millimeter is just by knowing what a meter is. You have to learn both units individually to have intuition about them. The point is to know that a measurement of 500mm is 0.5m without having to do any math in your head beyond moving a decimal point.

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[-] Shialac@lemmy.world 19 points 2 years ago* (last edited 2 years ago)

I dont see a Millimeter as a thousandth of a meter, I see it as a tenth of a centimeter

Scale is what matters. when I measure something in meters I dont care about the exact millimeters

[-] Hector_McG@programming.dev 9 points 2 years ago

Coming from the UK generation that grew up during the decimalisation process, and therefore being equally comfortable with both systems, imperial measures are far less intuitive than metric. Don’t mistake simply being being used to something as it being intuitive.

We use a base 10 numeric system because that’s how many fingers & thumbs we have. Having a system of weights and measures based on that decimal system, is far more intuitive than a system that scales up through orders of distance using different scaling factors at ever order, is so unintuitive as to be absurd.

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[-] MystikIncarnate@lemmy.ca 31 points 2 years ago

I noticed this with vehicles. Odo has 100,000 km on it? Nah, it's 100 megameters. It just sounds cooler

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[-] Eheran@lemmy.world 25 points 2 years ago

Units closer related to everyday stuff are those that stick around. Like horse power or km. People don't use Mm but instead 1'000s of km, even into the million km for cars. Even in space they still tend to use km like for the distance to the moon or sun. Only once the distances get absurdly large is there a shift to either another unit (light years) or the use of different notation (like 3.14E12 m).

[-] aulin@lemmy.world 15 points 2 years ago* (last edited 2 years ago)

As a Swede, using units that give numbers above ~100 starts to get unwieldy. Hence why we use mil (1 Scandinavian mile = 10 km) once we get to triple digits in km. "It's 60 mil to Stockholm" is immensely more natural than "it's 600 km to Stockholm".

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[-] FlyingSquid@lemmy.world 22 points 2 years ago

What is this metric shit? I'm an American! I measure weight in American units like the hundredweight and the truss and the slug!

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[-] eldain@feddit.nl 22 points 2 years ago

Earth's circumference is 40 Mm. 1 AU is 14 Gm. I could get used to this.

[-] PowerSeries@lemmy.ca 16 points 2 years ago

The moon is 400Mm away. Never say thousand kilometers again, the mega is the way.

Imaging if we started saying millions of kilobytes instead of GB.

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[-] lemmie689@lemmy.sdf.org 22 points 2 years ago

I like metric wrenches, if my 5mm doesnt fit I can try the 6mm. Most nuts and bolds are not metric, so I end up figuring what comes next if my 1/2" doesn't fit. is it like 33/64th? 34/64th? 17/32nd?

[-] grte@lemmy.ca 21 points 2 years ago* (last edited 2 years ago)

Megagram is the official SI term for the weight. Metric tonne is non-SI but happens to be equivalent to a megagram and became the more common parlance (where I am, at least) by historical accident.

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[-] YeetPics@mander.xyz 18 points 2 years ago

One magnesium please. yes I'm sure, only one.

[-] WestHej@lemmy.world 13 points 2 years ago

After reading the comments, I've noticed a point that is missing from the other comments. We like to measure things relative to other things. Therefore we should use a unit of measure which you can compare the entire range of expected values for that question simply.

For example how far away is my nearest town centre? 1km. How far away is the nearest city? 10km. How far is it across the country? 500km, How far is it across the continent? 5,000km. How far is it around the equator? 40,000km.

By using all km in this case it's easy to get an idea of the relative distances. But you wouldn't measure your height as 0.0018km. Just my own thoughts!

[-] Lt_Cdr_Data@discuss.tchncs.de 9 points 2 years ago

That's what unit prefixes are for... you can measure your height in cm

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[-] Kolanaki@yiffit.net 12 points 2 years ago

But then what would a metric fuckton be?

[-] randy@lemmy.ca 9 points 2 years ago

I'm an engineer, and I make it a point to teach young engineers that "a ton" can mean any one of three things:

  • Short ton = 2000 lb
  • Long ton = 2240 lb
  • Metric ton = 1000 kg = ~2204 lb

And which is being used is often not spelled out, but is just known from context, and usually should be clarified. I once nearly got in trouble by thinking a measurement was in short tons when it was actually metric tons.

So my own act of rebellion is to use "Mg" when I'm writing my personal notes.

[-] Treczoks@lemm.ee 9 points 2 years ago

There is metric ton and this imperial shit. And thanks to metric being highly systematic, "Mg" (megagrams) is actually correct - "ton" is just a shorthand.

[-] Scrollone@feddit.it 8 points 2 years ago

In Italian schools they teach it as Megagram, since ton is an old term which is non compliant with the SI

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this post was submitted on 26 Aug 2023
539 points (100.0% liked)

Showerthoughts

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