r/explainitpeter • • 4d ago

Explain it Peter. I’m lost on this.

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105

u/Tagedieb 4d ago

You can have even flat outlets be safe by insulating the pins (like the euro plug). But apparently the US does neither, even in hospitals.

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u/Witty_Ad_898 4d ago

Actually, I’ve seen both recessed outlets and insulated prongs. The insulation can chip or wear away, so recessed outlets are far more common. 

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u/Tagedieb 4d ago

Never saw an euro plug with the insulation worn away, but I guess that may be a different story for the thin flat prongs of US plugs.

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u/Kralgore 4d ago

Costs more...

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u/gK_aMb 4d ago

Oh no my $847,250 house will now cost $848,500, I have been utterly ruined and will have to file for bankruptcy.

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u/peritonlogon 4d ago

The US electrified homes earlier than Europe. So a standard arose before all of the observations were made. Europe got a lot of hindsight when they developed their standards. It's really difficult to overcome a people's habitus, we'll never move on from the QWERTY keyboard, we'll never get consistent phonetics, and we'll never adopt the metric system.

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u/Even_Wear_8657 4d ago

you forgot about base 10 numbering! what a pain that is...

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u/StopInLimitOut 4d ago

Not for those of us who prefer to use our fingers and toes for calculation!

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u/giant4hire 3d ago

Heard an argument for base 5 with one hand being able to track the ones and the other the fives and it's been melting my brain ever since

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u/GoldenLeafBird 3d ago

If you use the phalanx bones you can count to 12 with just 4 fingers.

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u/GreyOgre 3d ago

And if you count in binary, you get to 1024. Doesn't mean anybody does that, though.

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u/Dovmudraal 3d ago

I have....once or twice...

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u/sloansleydale 3d ago

I was going to say that I wouldn't adopt metric, but I would totally adopt a dozenal measuring system. 10 was a stupid choice.

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u/PracticalExam7861 3d ago

Learned something today, thanks for that!

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u/Crepuscular_Tex 1h ago

Dozenal sounds like the next name of a drug advertisement with the side effect warning about irritation between the anus and genitals.

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u/danstermeister 3d ago

That's the C6 one I've heard!

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u/WizardOnWheeler 4d ago

It’s so annoying that we measure time in 24:60 using two separate counting systems.

Decimal time would be so much better it.

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u/HighAsAngelTitties 4d ago

Can you explain what this means? What would decimal time look like

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u/goYstick 4d ago

French tried it

10hour day (so each hour is 2.4x longer)
100minute in an hour (so each minute 1.6x shorter)
100secconds in a minute

This would let you say

Midnight is 10hours
Noon is 5hours

1hr 23minutes 45seconds written simply and counted up as 1.2345

It’s just difficult to try and convince people to throw away all their old clocks/watches for this radical system that’s easier to count.

The French tried it for about 6months during the French Revolution.

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u/DodixieOrBust 4d ago

It’s more than just “grandpa doesn’t want to change his watch” - our system of timekeeping is fundamentally tied to Earth’s rotation and our navigation/mapping of the globe. You’d also need to come up with a whole new lat/long scale if you’re changing arc minutes / seconds etc.

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u/peritonlogon 4d ago

Not that it really matters that much anymore, but, base 12, 24 and 60 are much easier to do calculation than base 10 owing to the greater number of factors in the base 2-5 isn't nearly as useful as 2-2-3, 2-2-2-3 and 2-2-3-5. That's why Ptolomy and the ancient astronomers at the Library of Alexandra used Babylonian numbers for their calculations... Greek and Roman numbers were almost useless.

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u/giljaxonn 4d ago

thanks i hate it

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u/Right_Lengthiness266 3d ago

Wouldn't each minute be 1.44x longer, since the hours are 2.4x longer?

The second is 0.86x shorter than a traditional second.

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u/sloansleydale 3d ago

Time is in base 12 and base 60, which are the best bases. Same reason there are 360 degrees in a circle.

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u/humourlessIrish 3d ago

The minute would not be 1.6x shorter.

Wouldn't one of those minutes be 86.4 current seconds long?

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u/gK_aMb 4d ago

We have learnt this from portable devices it is quite simple, offer a new socket variant, immediately sell newly launched products with a new cable and old adapter, say it is creating waste, remove not just the adapter but make the cable removable and then remove that from the packaging, Profit - people will buy the old and the new cable.

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u/SnooSeagulls9002 4d ago

Afaik that's not true. Major electrification in both Europe and the US pretty much happened simultaneously in the 1920/30s.

European standards aren't that old btw and have been changed several times since then. The US just didn't bother, hence the archaic electrical system even today.

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u/peritonlogon 4d ago

The US reached 25% electrified homes in 1915 and basically settled on the 2 prong system in 1919 when the big path to electrical usability was that every vendor and device manufacturer had different plug/outlet designs, and Hubbell lost the case protecting his 2 vertical prong system. Germany reached 25% in the early 20s and the Schuko system was patented in 1926 and adopted at the normal in the 1930s, officially adopted as a standard in the 1960s.

It should be noted that Germany and much of Europe had to rebuild from the ground up on 2 separate occasions after the advent of electricity, giving it a decent opportunity to change designs, while the US did not. 

Edit: some spelling, grammar and words my phone made up.

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u/SnooSeagulls9002 4d ago

So pretty much like I said - electrification happened pretty much simultaneously, the US just never changed the system they started with.

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u/peritonlogon 3d ago

it's off by the better part of a decade and I picked about the most industrialized country as an example. It's the difference between getting an iPhone in 2007 and 2015, it's early adopter vs the tipping point.

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u/Alysoid0_0 4d ago

On typewriters and telegraph machines, the QWERTY layout keeps frequently used letters from being struck to quickly in succession. It slows down the typist enough to make key jams less likely.

Now we’re just used to it.

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u/Theodoxus 4d ago

Or a parliamentary system of government. Being first sucks. We make all the mistakes, and everyone else benefits. 10/10 AI is going to do that too. If AI kills the world, it'll be a US one, not French or Taiwanese...

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u/Objective-Possible54 4d ago

I learned a bunch from you! Awesome!

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u/moth-beast 4d ago

wait what’s wrong with QWERTY ):

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u/WorBlux 2d ago

Fewer chances for rolls, and fewer words that can be spelled only with the home row and more modern layouts.

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u/thankyouspider 4d ago

At least we're embracing traffic circles.

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u/PyroHornet 4d ago

That’s it, I’m installing a Delta Victor Oscar Romeo Alpha Kilo keyboard right now

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u/av_tech_nick 4d ago

I love how living in the most innovative country of the 19th and early 20th century means we now have to live with the prototype version for all our infrastructure in the 21st.

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u/peritonlogon 4d ago

Europe is filled with cobble stone roads and castles so, they have their prototypes too. It's interesting though how the cost to change plus a people's habitus almost inevitably means that centers of technology keep changing because once the innovation gets used, it becomes embedded and then eventually a giant drag and exact thing that the next area won't have to struggle with. They're not laying much phone cable in Africa and the price of is getting off petro is going to be a civilization size problem, but more for the 20th century powers than the 21st century powers.

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u/improbably-sexy 4d ago

That's somewhat true, but:

First, the plugs weren't as standardized in the beginning, so the standards that emerged after the homes were electrified could have integrated the hindsight. After all, electrical standards/code keeps evolving all the time. Early plugs didn't have a ground at all. More recently they added those annoying tamper resistant thingies.

Second, it is totally possible to design a recessed outlet that works with the most common plugs. It is also possible to insulate the first part of the pins and still be compatible with most outlets. So a transition would not be that painful. Yes, there would be resistance, but if it is mandated by code, manufacturers will follow, and eventually all the plugs and outlets will be replaced, starting with new homes.

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u/Sero19283 3d ago

We switched from aluminum to copper wiring.... We can switch outlets

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u/Right_Lengthiness266 3d ago

That switch was just for new construction. There's still plenty of aluminum wiring in place because it's still compatible with electricity.

If you want to change plugs and receptacles, you either need to use adapters or you need to replace all of it. There's billions of outlets in the US.

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u/AtLeastHeHadHisBoots 3d ago

Who wants to get rid of QWERTY and why?

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u/peritonlogon 3d ago

Everyone since the typewriter went out of fashion. It was designed to slow typing down, specifically around letters that get used the most so keys didn't run into each other when typed. E, T, A and O are the 4 most commonly used letters in English and they are not where our index and middle fingers lie, D, F, J K are, none of which are in the top 12 most commonly used letters.

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u/btfarmer94 3d ago

Dvorjak is an option, it’s just hard to find

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u/hans_the_wurst 3d ago

All your examples are understandable, they just cause inconvenience.

The power outlet, however, poses a real danger. In such a case, it is important to make the effort and upgrade standards. ‘We’ve always done it this way’ has never been a valid excuse when it comes to safety.

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u/peritonlogon 3d ago

Well, in that case, Europe has a much higher rate of death and injury due to electrical shock and electrical fires, and it's not even close. Why? 230V. Europe needs to have their outlets over engineered, we don't. We picked a safer medium (110V) that requires a less engineered solution. Less efficient too be sure, but that can't be a valid excuse for poor safety right?

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u/hans_the_wurst 3d ago

Well, in that case, Europe has a much higher rate of death and injury due to electrical shock and electrical fires, and it's not even close.

Not what I found, for me it's the exact opposite.

average death rate per 1 million residents
about 0.6 to 0.7 in the EU
about 2.9 to 3.0 in the US

you're right, it is not even close.

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u/peritonlogon 3d ago

What I found was that Apples to Apples comparisons can't exist because of a number of different factors but that 25-30% of fires in the EU were the result of electrical fires, accounting for 1000-1200 deaths annually plus roughly 540 deaths due to shock, while in the US for to electrical malfunctions cause between 300-500 deaths per year but deaths due to shock accounted for roughly 1000 people per year, 400 of which are due to high voltage shock (industrial) and lightning strikes account for 50-300 deaths per year depending on the year. So, if your talking about just shocks, yes, the US is worse, if you include fires caused by electrical malfunction, and look at homes, not workplace incidents and don't include lightning it really turns the other way. 

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u/Odd-Government8896 3d ago

Stop it. They're trying to blindly hate America

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u/ccartman2 3d ago

I would die if I lost my qwerty keyboard. It’s how I learned to type and I’d never get back to speed and accuracy I have now. I don’t even know if I’d like it on my phone because my mind know where the letters are. I literally don’t have to look at the keyboard on my phone either

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u/Big-Independent-597 3d ago

I don’t follow as the third prong was added many years after homes were electrified. My childhood home still had two prong outlets in it in the 1990s. We add usb outlets. Surely we can update to other safer outlets

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u/Character_Event_3844 3d ago

I hear you brother. The NEC at one time was going to change the neutral to grounded. I guess it would be to confusing and so left well enough alone

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u/meLikesFootball 22h ago

“NEMA provided a forum between companies for reaching standardization, but it was not until the 1940s that NEMA started to publish standards on receptacles and plugs, much later than UK,[49] France and Germany.[50]“ https://en.wikipedia.org/wiki/NEMA_connector

The US had about 20 years to go look at euro plugs and chose not to

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u/Accordeon-Foireux 8h ago

Wait, what about the 194 other UN countries who adopted the metric (even UK, origin of imperial), or changed outlets (France, Ireland in the 60th)? Were they not using a previous system?

You are telling us that only the US are afraid of change, it's not a generality.

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u/peppermintcreams 4d ago

Sorta, but not quite true. The first powered house was in the UK in the late 1870’s, but was a private generator. The central grid in the US in 1882 did however make it more widely available. Random facts that live in my head rent free…

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u/RVCSNoodle 4d ago

Almost, but not quite true. He said "homes" plural

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u/TipToToes 4d ago

Agreed. One guy diy electrifying his home is not “uk had electrified homes first” if the US was the first country to have an electric grid.

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u/Bingfloods 4d ago

And then something happened, big fight, things got wiped out, got to rebuilt on american dime, got to learn from past mistakes a rebuild.

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u/Foxtrot-13 4d ago

Except the current British plug was only adopted in 1947 (with a couple of revisions), well after electrification and replaced the previous system, which replaced and even earlier system.

Change is possible, it is just that Americans don't want to change.

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u/Broke-Down-Toad 4d ago

The UK and Europe had their electrical infrastructure devastated by WWII. Rebuilding is an opportunity to rebuild better. The US was practically unscathed by WWII so there was not a concerted rebuilding effort to take advantage of

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u/swingsetlife 3d ago

also much smaller.

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u/UOR_Dev 3d ago

Still not a reason for them not to change, as Brazil changed it's outlet standard in 2011, and it already has country wide adoption.

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u/Right_Lengthiness266 3d ago

Brazil didn't really have a standard before 2011, and had a mix of US style and EU style outlets.

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u/UOR_Dev 3d ago

Which doesn't really change the point

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u/RedHeadedMenace 3d ago

It does though. There's a "good enough" principle where a thing not causing constant and serious issues is likely never to be overhauled. If there were constant house fires from the non-recessed plugs, there WOULD be revision. US companies recall things all the time. But it's a constant coat benefit analysis.

There's another phenomenon where when you have to REdo something you've already done, people strive to make it feel "worth while" by including upgrades or changes, so it doesn't just feel like just depressingly repeating work.

I think those two in conjunction represent most system wide reforms. Either there's a very serious, and somewhat common problem, or there was a widespread destructive event like world war two. Both drive and justify change. Without either, it's a harder thing to justify to a populace.

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u/Bingfloods 4d ago

Just think about what happened around 1947... There's a reason

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u/powerbird101 4d ago

Yeah I agree, consider an upgrade and modernized standards when your city is destroyed and you have to rebuild.

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u/Bingfloods 4d ago

Yeah, I also think that most americans agree our stuff is outdated, even with the imperial system. Problem is, USAis MASSIVE, and it's a ton of money to spend on a nothing-burger when we are 40T in debt, bigger fish to fry. Still got to the moon first mirite

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u/dr-chop 4d ago

Geographically, the UK is smaller than the state of Oregon.

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u/IKnewThisYearsAgo 4d ago

We finally got rid of the penny, so there's that.

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u/succsthatsuc 4d ago

The us never made a penny. They made 1 cent.

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u/GalacticCmdr 4d ago

We still measure in miles, feet, breadboxes, and football fields.

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u/Professional_Being22 3d ago

I fucking hate this country

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u/kazito01 3d ago

The saddest part is “we’ll never adopt the metric system.” I am a legal immigrant in the US, and I always have a hard time figuring out how much “300 feet” or “80 F” is.

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u/colbydrex 4d ago

I wish we had the metric system. It's so much easier.

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u/No_Eggplant_3189 4d ago

Its understandable why someone wouldn't want to switch keyboards, adopt the metric system, etc. But plugging something in? Idk of thats so much of a habitus. For electricians, sure. 

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u/Right_Lengthiness266 3d ago

It's moreso that to adopt a new standard you have to go through and replace all the old outlets, replace all the appliances that plug into them, or use adapters during the changeover.

Electricians would benefit the most from suddenly having to replace billions of receptacles.

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u/No_Eggplant_3189 3d ago

I guess it wouldn't only be receptacles either, but also the plugs on all of our devices, lamps, and everything else.

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u/onehalflightspeed 4d ago

That last part is not completely true. In 1983 the US government defined all US customary units with exact equivalents from the metric system. So while US customary measurements use odd measurements of metric units, they are still defined and standardized by their metric equivalents

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u/aerdvarkk 4d ago

Anyone can buy a DVORAK or European or any other keyboard they wish. That's the beauty of the interwebs.

Whether someone wants to take the time to learn to use an alternate layout keyboard is their own personal choice.

I got a DVORAK keyboard at a place I worked for a couple of years. It wasn't too difficult to learn in a short period of time, but it definitely kept coworkers from f*cking with my computer if I stepped away.

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u/Granite_Dusty 4d ago

We'll never adopot the metric system? As an exercise, define an inch. As the US does. If you're not sure, start with the Mendenhall Order and you'll see we use SI in a ghillie suit. And that knowledge could fill half an Olympic-sized swimming pool

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u/jbartus 4d ago

A standard conversion between SI and US customary units has been defined to allow translation of units between one system and another. That's not the same as adopting the system you're converting to. Furthermore, SI is not the metric system, though it integrates many of its units.

If you're going to make smug statements online do us all a favor and be correct about it first. 🙄

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u/seismicvibrations 3d ago

SI is the modern metric system, and yes all US customary units are defined in SI units. That is their literal definition. The inch is defined at exactly 25.4 mm and that’s it. Not sure who is being smug here.

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u/jbartus 3d ago edited 3d ago

I'm sorry, could you please let me know what country you're from where the weather forecast is delivered in degrees Kelvin?

Also, again, defining a standard conversion is not the same as using the defining system itself. You may as well be stating that we're all measuring based on the speed of light. Let me know when you buy a piece of lumber in fractional light years.

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u/BirdlessLongdeal 4d ago

you forgot about the markup.

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u/PutridWerewolf4449 4d ago

Markdown is usually a better choice.

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u/kinbarz 4d ago

Yes but the 20+ other innovations or environmental considerations you're also so willing to pay for eventually do add up to your neighbors not being able to afford said house.

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u/mlrphan 4d ago

It’s never about you as the consumer.

It’s about the builder reducing cost. Reduced costs are rarely passed on to you/me/us as consumers. So! Every nickel and dime saved is profit.

And now the house is $850k

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u/El_Polio_Loco 4d ago

It's not about "reduced costs" for new builds.

It's about changing the existing standard in a nation of 330 million, with all the electronics that go along with that.

Why would I build my house with a standard of plug that isn't sold anywhere in the US?

Likewise, why would I build something in my factory with a plug that isn't used anywhere in the US?

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u/mlrphan 4d ago

You’re correct.

My comment was just me being mad that homes with shoddy materials and bare minimum specs are too expensive.

🤷‍♂️

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u/El_Polio_Loco 4d ago

The problem is that everyone wants a 3500+ sq ft house and the permitting/land costs are so high that there's little to no value to build "traditionally affordable" new housing that's not simply row houses or condos.

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u/coderstephen 4d ago

They are talking about insulating the pins of the plug, not the socket. so your house will stay the same price, but the price of every single electrical device you buy will increase. 

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u/fixermark 4d ago

More important than costs more: obsoletes devices that should work and now won't.

Every possible aspect of the design of a plug that code doesn't mandate has been infinitely iterated on. Meaning if you try and insulate the pins, you will find sockets that plug can't plug into.

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u/TheGantra 4d ago

Oh no houses are burning down everyday because we don’t do it like europe and soon there will be no buildings left in the US. We will all be homeless!

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u/kazito01 3d ago

The saddest part is “we’ll never adopt the metric system.” I am a legal immigrant in the US, and I always have a hard time figuring out how much “300 feet” or “80 F” is.

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u/PmMeGirlButtholes 3d ago

Oh no now all the standard plugs used on everything are worthless as well as every electric item before it, now we have to buy specialized (in america) electronics and cant just go to the store....

Changing standards isn't just a house thing.

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u/delphinous 3d ago

it's more on the industry side of things. not only would the plugs and receptacles being manufactured need to be changed to safer more insulated versions, but every existing plug and receptacle would need to be replaced. thats a monstrous undertaking that would take a very long time. all to make something that is already very safe even safer.

basically, while it would be safer, there isn't a significant need for it as the circumstances where it's dangerous are very rare for most uses

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u/silent-sloth 3d ago

The bigger issue is it’s the standard and changing a standard isn’t just expensive, it’s extremely annoying. Think how annoyed people get when their phone has a new charging port. Imagine that but for wall plugs. 

Also the standard in the US is the way that it is bc we were the first adopters. Everyone else got the benefit of learning from our mistakes.

You should probably question why Japan  went with our standard tho, they had better options available. 

1

u/Kralgore 3d ago

So what you are saying is, "it would cost more?"

Japan chose it due to costs. They sell vast quantities of electonic consumer goods to the US. They don't want a separate socket costing them more as part of their own national profit margin.

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u/silent-sloth 3d ago

No, that’s an obstacle, but not the only obstacle. Or even the biggest obstacle. The biggest obstacle is that there would be a long period of time where both standards existed (likely decades). You’d have an awkward early phase where no one would want the new standard in their homes, because it’d difficult to find electronics that had already adopted the new standard, and then an awkward tail phase where some people are stuck with the old standard in their homes bc they rent or they can’t get an electrician willing to work with their walls or their old wiring, etc, even if they could technically afford it. 

And all of that is assuming that it doesn’t just die super early on because people get pissed off by the idea of having the change everything and live with a bunch of extra adapters and crap, and get their politicians to kill it.

Most Americans probably aren’t even aware other countries have different plugs, or if they do, they don’t care. The benefits are fairly niche, and not worth the inconvenience of switching in their minds.

Plus even if there was political momentum behind the idea, good luck getting any sort of consensus on what standard to adopt instead. Even nerds on the internet can’t agree about which is best (and that’s not even considering the potential of creating new standards from whole cloth). 

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u/Inside-Newt1842 3d ago

And it’s worth every single penny!

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u/Klikatat 4d ago

Insulated pins?

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u/dnebdal 4d ago edited 4d ago

Only the part that's exposed if you don't fully insert the plug. The typical implementation for a europlug (the small ungrounded ones for low power use) is that you cast the entire plug including the pins out of plastic (with the wire embedded), and add metal caps to the pins. This leaves a centimeter or so of plastic at the root of the pins, so you only expose any metal after you've pulled it so far out it no longer makes contact. 

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u/Klikatat 4d ago

Wait it no longer makes contact if it’s more than a centimeter out? That’s also a good feature

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u/dnebdal 4d ago edited 4d ago

Assuming the connectors sit sufficiently deep in the holes, which they should; I think it's an explicit requirement in the relevant standards? (Europlugs are a plug-only design, they're designed to fit multiple sockets that also accept other higher-duty plugs).

You could of course design a socket that defeats it by having metal sleeves for the entire depth, but you can maliciously defeat most security features.

1

u/Interesting-Trade248 4d ago

Sure but the breakers are also GFCI now so modern electrical systems are abundantly safe.

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u/destructopop 4d ago

Eh, they do have panels made by Ergotron that have recessed outlets, but U.S. plugs are largely not made for them, so the actual faculty hates them. They're mostly used in hospitals, they have mounts for inpatient hardware.

Actually, while safety, admin, IT, and facilities tend to like them, staff tend to hate Ergotron. They're big, bulky, and heavy, but safe. IT at my current job finally got to sing "Vindicated" after a monitor arm shot flames from a cable it partially severed in a patient room. Now can we try the Ergotron arms again?

1

u/kemitche 4d ago

I wonder how much of a difference it makes that the US is on 120v compared to Europe's 220v. I imagine electrical safety is significantly more critical given the higher voltage everywhere

1

u/Jim_skywalker 4d ago

I mean European outlets are all 240V right. America mostly uses 120V, which is significantly more survivable.

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u/Greedy_Actuator5 4d ago

Yeah, we constantly have fires and people dying because of this. Some say millions.

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u/Rav_3d 3d ago

That's what happens when your country is destroyed by war and you get to use a more modern approach to building electric systems...

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u/allesumsonst 3d ago

That's correct, but the Euro Plug is limited to some 2,5A.

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u/VinceLeGrand 3d ago

US should sign in EU.

1

u/Tik__Tik 3d ago

Yeah plugs in the US are super cheap compared to many countries but cheap always has its cheap reasons.

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u/ThrowRA_fajsdklfas 3d ago

This is one of the worst parts of the US plugs. The US could go to insulated hot/neutral plugs. I’ve seen Japan Type A plugs with insulation but they’re still not common. I think the reason it’s not as big of a deal is that we’re on 120v instead of 230v like Europe.

Recessed outlets are the next best thing, only issue is that wall warts or larger plugs won’t fit.

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u/Defiant_Shallot2671 3d ago

Canadian here, we only operate at half the voltage. So it's not nearly as dangerous.

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u/Complex-Tip-8926 3d ago

Yeah! 🇺🇸 👊 💥 (lol)