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SnausagesinaBlanket@lemmy.world to Ask Lemmy@lemmy.world ·
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3 days ago

Does the average person know that jet fuel is just high grade Kerosene and not some specialized fuel that blows up easily?

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Does the average person know that jet fuel is just high grade Kerosene and not some specialized fuel that blows up easily?

SnausagesinaBlanket@lemmy.world to Ask Lemmy@lemmy.world ·
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3 days ago
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  • a_non_monotonic_function@lemmy.world
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    2 days ago

    The average person probably has no idea what cracking is to begin with.

    • SnausagesinaBlanket@lemmy.worldOP
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      The average person probably has no idea what cracking is to begin with

      How many non-industry people do you know that know what a long chain hydrocarbon is?

  • glimse@lemmy.world
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    Probably not because it’s extremely useless for 99% of people lol

    Does the average person know that a stalagmite is mostly calcium carbonate?

    • lagoon8622@sh.itjust.works
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      Well no, why would they remember that? They’ve got to remember the chemical formula for one or two quartzes

      • WhatAmLemmy@lemmy.world
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      • glimse@lemmy.world
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        I need that brain space for the Windows XP activation code

    • CanadaPlus@lemmy.sdf.org
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      2 days ago

      Just like how their government works, or what climate change is.

      Like, people aren’t actually dumb, but 1% of their attention on anything that they aren’t paid to do can sure give that appearance.

    • concerned@sh.itjust.works
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      I knew both! AuDHD for the win.

      Umm…what were we talking about again?

      • glimse@lemmy.world
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        3 days ago

        Maps, I think? Or ships. Possibly trains…

        • concerned@sh.itjust.works
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          3 days ago

          I swear it was neutron stars.

          • elephantium@lemmy.world
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            3 days ago

            What if life were to evolve on a neutron star?

            • __Lost__@lemmy.dbzer0.com
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              2 days ago

              Read Flux by Peter F Hamilton if you want to find out.

              • elephantium@lemmy.world
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                2 days ago

                I was thinking of Dragon’s Egg by Robert L. Forward. I’ll add Flux to my reading list. I enjoyed the one, so I’ll probably enjoy the other.

                Thanks for the suggestion

            • concerned@sh.itjust.works
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              2 days ago

              Gamma-based life. Worlds full of hulk strength insectoids.

    • c0wboy dani@lemmy.dbzer0.com
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      3 days ago

      does that mean you could use a chunk of a stalagmite as a tums in a pinch? (I think that’s what tums is maybe its a different calcium)

    • SaveTheTuaHawk@lemmy.ca
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      3 days ago

      Or that tooth plaque is calcium phosphate?

      • inconsistent_octopus@lemmy.world
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        3 days ago

        I think you mean tooth enamel, not plaque

      • glimse@lemmy.world
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        3 days ago

        Say it ain’t so!

    • im_fine_sandy@nord.pub
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      Maybe people do know that?

      Drinking / tap water here comes from a limestone aquifer. Tap ware and shower screens and toilets develop a calcium carbonate build up that needs to be chemically removed.

      I think anyone who’s been in a cave and heard how stalagmites form would remember that it’s calcium carbonate.

      • glimse@lemmy.world
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        I learned about it in school and have seen them in a caves but still had to look it up for the bit.

        How about this…does the average person know that the transport latency of Dante audio is around 150 microseconds?

        • im_fine_sandy@nord.pub
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          Maybe but I don’t.

          • glimse@lemmy.world
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            That’s ok, I don’t expect anyone outside of my industry to know that

      • bedwyr@piefed.ca
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        3 days ago

        Sometimes it’s salt petre.

  • CanadaPlus@lemmy.sdf.org
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    No. I’d guess a lot of people who don’t work with it think diesel blows up, even.

    What the basic kinds of petroleum are, and which vehicles they go in, is one of those things any reasonably educated person should know, but the majority of the population actually won’t.

  • Tiral@lemmy.world
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    No. Most people think you can throw a lit cigarette or lighter on it and it will go up instantly too because of movies. I think Die Hard 2 was the worst lol, he like threw a zippo in the puddle of her fuel and then it followed the plane in mid air to blow it up.

    I don’t think people know how octane level works either. I think they assume higher octane is easier to combust when it’s the exact opposite.

    • CanadaPlus@lemmy.sdf.org
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      Of all the media out there, action movies might be the worst for rotting brains. People can actually seperate porn or cartoons from reality.

    • RememberTheApollo_@lemmy.world
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      And octane doesn’t grant magical horsepowers to your engine if you pour a can of octane boost in the tank.

    • naeap@sopuli.xyz
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      Especially the octane talk I had many times…

  • quediuspayu@lemmy.dbzer0.com
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    I don’t think they do. I’m a person that likes aviation and I never think about jet fuel.

    • SnausagesinaBlanket@lemmy.worldOP
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      deleted by creator

  • WesternInfidels@feddit.online
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    I don’t know how easily it blows up, I’m too cool to turn around and watch the explosion

    • SnausagesinaBlanket@lemmy.worldOP
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  • chunes@lemmy.world
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    3 days ago

    Does the average person know that it costs $2500 in fuel to get a boeing 747 off the ground?

    • myyass@lemmy.world
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      So like four people in Business class cover it…

      • CanadaPlus@lemmy.sdf.org
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        Yeah, I thought it was supposed to be the main expense for airlines.

        Edit: Oh, that’s literally just takeoff.

        • myyass@lemmy.world
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          Yeah I can imagine the rest of business class pays for the flight and economy is just a cherry on top. I mean they keep making the seats smaller to can in more fish. Some older planes you can tell they were fitted with the modern small seats. Paid for the window view? Enjoy your wall view. Then overbooking. And the kicker, your luggage requirements keep shrinking, so they can ship things.

          https://liveandletsfly.com/united-airlines-f35-parts-israel-passenger-flights/

          • CanadaPlus@lemmy.sdf.org
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            Airlines are going bankrupt all over the place, though, so it’s not like they’re making massive margins. Basically, people just prefer a shitty seat on a cheap flight.

            • myyass@lemmy.world
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              I get that; flying is made to be such a pain now. When I flew ANA, Japan Airlines, or the Redeye; it was nice. Any US flights were torture. Being 6ft tall with back problems, it makes sleeping in cargo feel like a 5 star hotel.

  • Hemingways_Shotgun@lemmy.ca
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    The entire point of jet fuel is that it DOESN’T “blow up easily”, though.

    unlike gasoline, It actually takes quite a bit of effort to ignite avgas in it’s liquid form because it’s designed to be aerosolized before being ignited.

    • expletivedeleted@lemmy.zip
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      And… Is this post about 9/11?

      • Hemingways_Shotgun@lemmy.ca
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        No one mentioned 9-11. I’m not sure what you’re getting at.

        • nednobbins@lemmy.zip
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          I assume it’s a reference to one of the 9/11 conspiracy theories.

          The claim was that jet fuel doesn’t burn at a high enough temperature to melt steel. Therefore a bunch of burning jet fuel alone wouldn’t have been enough to collapse the towers. Therefore someone must have put something else there.

          Even XKCD got in on the joke. https://xkcd.com/966/

          • expletivedeleted@lemmy.zip
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            You are nearly spot on: it isn’t just the heat it will produce, but the lack of ignition due to the oxygen required for ignition.

            • Simon_Shitewood@lemmy.ml
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              You’d be surprised at how much things aerosolise when they hit a skyscraper at 500 mph.

              • expletivedeleted@lemmy.zip
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                Not at all. Seen it with my own eyes. Seriously, the effect mirrors a controlled demolition.

      • SnausagesinaBlanket@lemmy.worldOP
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        deleted by creator

        • expletivedeleted@lemmy.zip
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          Um…

          Think things through.

          • SnausagesinaBlanket@lemmy.worldOP
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            Get a life

            • expletivedeleted@lemmy.zip
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              Um, another one? I am pretty sure I solidified this one.

              Are you talking about Second Life, or are you promoting a new MMORPG?

    • SnausagesinaBlanket@lemmy.worldOP
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    • Andonyx@lemmy.world
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      I thought Avgas was 100ll, not jet fuel?

      • Hemingways_Shotgun@lemmy.ca
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        I can’t remember the which is which. I just remember that Avgas and 100ll are the two types of aviation fuel. My brain doesn’t have the ability to remember which is which. Which is probably why it’s a good thing I’m not a pilot…

        • gallopingsnail@lemmy.sdf.org
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          Aviation gasoline or avgas is 100LL (100 octane, low lead), and jet fuel is Jet-A.

    • SwingingTheLamp@piefed.zip
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      Once years ago, I used a few mL of gasoline as a solvent to clean grease from a part. To dispose of it, I put it in a can and tossed a lit match in.

      The liquid gasoline extinguished the flame. Even gasoline is hard to ignite.

  • snoons@lemmy.ca
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    I bet the average person knows it can’t melt steel beams.

  • SnausagesinaBlanket@lemmy.worldOP
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    Its high flash point also makes it hard to ignite making it safer than gasoline.

    • snoons@lemmy.ca
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      Damn, forgot my lighter…

      *Pulls out electric baton

      *Gas station explodes

      From a comic by MoringMark about Knights of Guinevere characters

  • BigPotato@lemmy.world
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    deleted by creator

  • the_fuckler@nord.pub
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    Are we still doing 9/11

  • daggermoon@piefed.world
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    I did not know, I must confess. I know now. Knowledge is power.

  • inlandempire@jlai.lu
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    I personally didnt and now it makes me question whether it can melt steel beams

    • Fallibilist@feddit.uk
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      Melt, no. Compromize the structural integrity? Absolutely.

      • [deleted]@piefed.world
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        Being bent out of shape further reduces the structural integrity on top of the heat.

    • glimse@lemmy.world
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      Don’t need to melt steel beams to destroy a structure. Don’t need the jet fuel to be providing all the heat once the structure is on fire either.

      You start the barbeque with a lighter but it’s the charcoal that’s cooking dinner

      • SaveTheTuaHawk@lemmy.ca
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    • FinjaminPoach@lemmy.world
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      It can’t, but the building collapsed not because of steel beams being melted, but because an aeroplane crashed into the steel framework and it entered controlled collapse mechanism

      This is precisely why it’s good for people to be allowed to ask questions even if they ‘seem conspiratorial’ - there should be no illegal lines of enquiry

  • someguy3@lemmy.world
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    Likely not. I thought it was highly volatile until I learned it was basically kerosene.

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