• m0darn@lemmy.ca
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    47 minutes ago

    You guys are too ignorant to see how full of shit OP is.

    50F is not 50% hot, it’s cold. If your house was 50F you’d be saying “something is wrong with my HVAC”. You’d never heat to only 50, and you’d never cool that far. It’s cellar temperature (colder than a wine cellar, warmer than a root cellar).

    70F is 50% hot. It’s a temp you’d cool to in the summer, and a temp you’d heat to in the winter.

    100F isn’t 100% hot either, most people enjoy a hottub to be a little hotter.

    Tldr: OP is wrong

  • RBWells@lemmy.world
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    36 minutes ago

    I would prefer Celsius if it was smaller degrees, so 0 = freezing is great logic but boiling needs to be 1000 not 100. There just aren’t enough degrees between freezing and boiling, Celsius is too inexact.

    And no way is 50 medium in F, it is cold. We might actually put the heater that low because the HVAC system we have is built more for cooling, but that is very, very cold feeling. 0 in F is beyond cold, that is 32 degrees (or 18 of your civilized degrees) below freezing. Hellish cold.

  • mechoman444@lemmy.world
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    3 hours ago

    Just in case because this is the internet at the end of the day. Fahrenheit is not linked to a percentage of anything. It’s mostly arbitrary in terms of assigning a number scale to temperature and it’s linked to brine solutions and human body temperature.

  • stickly@lemmy.world
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    3 hours ago

    Hot take: the best temperature scale would have 0º be water freeze point and 100º be human body temp. Fahrenheit is already supposed to be that but nobody gives a shit about a saline solution freeze point and they fucked up the human body temp.

    • Luccus@feddit.org
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      2 hours ago

      I propose the body temperature of an average opossum as the fixed point for 100 because they are cute as heck. We shall call this unit Possigrade. And anything above 100 Possigrade should be called the ‘rabies zone’ and 0 Possigrade should correspond to 8°C, as this feels very cold when dressed inappropriately. In addition, there is now the Bakers Possigrade, where 100 corresponds to 27°C, as this is the temperature at which sourdough bread rises by about ⅓ in 5.5 hours.

      But seriously: Celsius is fine. On Earth, we are primarily interested in water at atmospheric pressure. Too many things contain water (pipes, food, paint, etc) and they react differently at 0 °C than at 4 °C. For this reason, we deliberately avoid using water in applications that are regularly exposed to sub-zero temperatures. Water is simply everywhere, so 0 °C and 100 °C are important tipping points for general use.

      • stickly@lemmy.world
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        22 minutes ago

        Celsius is great for engineering because Things Happen™️ when water starts boiling or freezing. But most people aren’t engineering daily. Cooking temps generally dont require much precision and there are too many niche break points to easily factor: safe meat temps, refrigeration temps, oil smoke points, Maillard reaction, etc… Our chefs are basically screwed no matter what.

        That leaves measuring weather as the most universal daily application. Celsius is not great because the temp outside your door is going to be between mid -20º and mid 40º. It’s nice to have water freezing at 0º (snow, frost, ice) but thats the only interesting break point. You could just as easily set 100º to be the temperature of the sun and have the same daily experience.

        Humans are endothermic, which means being somewhere hotter than us is Not Good™️. That would be very nice to set as a breaking point for weather purposes, but unfortunately the danger varies wildly with humidity/airflow/personal tempature regulation/hydration/etc… If we set the triple digit break to indicate an unsafe body temp then we at least can approximate the danger and get a little bonus medical utility.

        Mean body temp varies slightly based on several factors:

        So set 100º to be one standard deviation over and its perfect for daily use. Checkmate Celciusts

    • wabasso@lemmy.ca
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      2 hours ago

      I think I see what you’re getting at, but you could just memorize 40, 35, or even 30 as “watch out, pretty close to human body temperature”. Three anchors in the scale beats two.

  • Gobbel2000
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    5 hours ago

    We need to collectively realize that both Celsius and Fahrenheit are mostly arbitrary and not more than practical conventions to assign numbers to temperatures. Kelvin makes more sense but is impractical for daily use. It’s just US-Americans distracting from the fact that most of their units are objectively bad compared to Metric by pointing out that Celsius is only marginally better.

    • ptu@sopuli.xyz
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      4 hours ago

      If only there was a way to tie Kelvin to some naturally occurring, everyday phenomena

    • Starski@lemmy.zip
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      3 hours ago

      No, it’s just in response to the countless number of non Americans who constantly insult Americans because we have a slightly different measurement system that doesn’t effect the insulter in the slightest. It doesn’t help that anyone in the sciences in America do know metric, like fully, no one has a problem using it here and I know plenty of people even outside of the sciences that know enough metric to get by fine, you guys really need to get over your strange obsession with our measurement system.

      • wabasso@lemmy.ca
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        2 hours ago

        I don’t disagree that people venting about F can get overzealous. I still think there’s a significant improvement with C though. Not saying it’ll make American scientists better, I believe you that they do fine with it. But that’s also contingent on the rest of the units being imperial.

        I often see conversion constants with the unit conversion baked into them, so you lose info on what was the empirically derived constant and what’s just there to allow you to multiply temperature in F against other thermo quantities that rely on relation back to Kelvin.

      • voodooattack@lemmy.world
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        2 hours ago

        I write fiction and use Celsius. So what I usually have to deal with is the exact opposite of what you’re talking about.

  • Rose@slrpnk.net
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    5 hours ago

    I’m in Finland. I sometimes say stuff like “oh it’s -30°C today. It’s getting just a little bit nippy.”

    A friend of mine in California is like “Jesus Christ what are you talking about” and yes, he can convert that

    • Starski@lemmy.zip
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      3 hours ago

      This is a really bad representation lmao, you’re giving an example of Finland in like mid winter comparing it to the reaction of someone who literally never sees winter. My state has had around -30°c for the last 2 weeks, been chilling, I’ve definitely preferred when it’s been getting closer to -20 to -10 which has been funny, actually enjoying temperatures under freezing, but I don’t get what your comments trying to say. It’s not like Finland is that temperature all year lol, the climate of my city is surprisingly similar to a lot of Finland and I gotta say being in the cold still sucks.

  • akfdmfckwrl@feddit.dk
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    7 hours ago

    In that case, you should change the scale to match how hot/cold it actually gets outside. In many parts of the world, and even in North America, it regularly goes below 0F or above 100F.

    “How hot it feels” is highly subjective. I would absolutely melt at 100F but feel fine at 0F, and nothing feels colder than those rainy windy days when it’s 5C outside.

      • akfdmfckwrl@feddit.dk
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        2 hours ago

        I do outdoors stuff even when it’s -20C but find it difficult to get anything done at 25C, never mind 37C.

    • tigeruppercut@lemmy.zip
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      4 hours ago

      but feel fine at 0F

      Granted electricity is more complicated than a coat, but you absolutely need tools to feel “fine” at either temperature. Humans don’t survive at 0F without fire or clothes, whereas 100F just needs a water supply. In the modern world this translates to a shelter with heating vs AC

      • akfdmfckwrl@feddit.dk
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        57 minutes ago

        Yes, I wear clothes to feel fine at 0F, and I also need to wear clothes to feel fine at 50F. 85F is unbearable, and I would seriously consider moving north, if it regularly got that hot where I live.

        • RBWells@lemmy.world
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          25 minutes ago

          Wow people are so different. I grew up in Florida, without air conditioning until I was 25. 85F is so nice outside in the shade, and 80 in the sun is fine for working outdoors. In the shade, with a fan going, and something to drink, I am comfortable to mid-90s at least, just not moving so much, relaxing. Hot yoga at 103 is sweaty but not dangerous for me.

          There are not enough clothes in the world to make me comfortable at 0 F, there is not gear for that, I don’t generate that much internal heat.

  • pH3ra@lemmy.ml
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    10 hours ago

    Americans using the word propaganda for “something I don’t understand because my school system failed me so now I overcompensate by making up factoids that make me look even more uneducated by the rest of the world”

    • PugJesus@piefed.socialOP
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      3 hours ago

      Americans using the word propaganda for “something I don’t understand because my school system failed me so now I overcompensate by making up factoids that make me look even more uneducated by the rest of the world”

      Whoosh.

  • UnityDevice@startrek.website
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    6 hours ago

    And if you only ever used it for describing weather, that would be an argument to make. But you use it everywhere, I mean just search for the term “cooking temperature” on Google images and you’ll see a bunch of nonsense.

    But even using it just for weather, this is still not a good argument, as the perspective of hot and cold is very very subjective, and changes constantly. To me, an outside temperature if 10C feels freezing cold in September, but it’s reasonably warm in January. Or an inside temperature of 24C will feel amazingly cold on a 42C July day, but super warm on a -10C December night.

    • wabasso@lemmy.ca
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      2 hours ago

      I mean you could still do “Feels Like” with a humidity fudge factor in F.

  • moopet@sh.itjust.works
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    7 hours ago

    The stupidest thing about this that I always go on about is that they’re saying the better scale is the one that goes from 0 to 100. i.e. metric. So why not use that for other measurements?

  • lefixxx@lemmy.world
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    10 hours ago

    i tell them i use a 100 hour clock. Day starts at 0 at ends at 100. They see how much better it is and they have an existential crisis. And then everyone clapped