Today I learned about Prince Rupert's drop

May 28, 2024 9:28 PM

ffviTritoch

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https://en.wikipedia.org/wiki/Prince_Rupert%27s_drop

As someone who made one of these in high school physics class, I am super excited for you to know about these now. They're so bizarre.

2 years ago | Likes 1 Dislikes 0

Now do it on a bigger scale!

2 years ago | Likes 2 Dislikes 0

i wanna see what a hydrolic press will do to this

2 years ago | Likes 3 Dislikes 0

2 years ago | Likes 4 Dislikes 0

Next week: a Prince Albert

2 years ago | Likes 1 Dislikes 0

Destin (Smarter every day) did a really good video about these drops. https://youtu.be/X3o71W4uNHc?si=nPcFa8s3J4fzhMIK

2 years ago | Likes 2 Dislikes 0

And we learned how to do this process continuesly for sheets of tempered glass, which is crazy from the perspective of the physics involved

2 years ago | Likes 6 Dislikes 0

Can witstand bullit impact, if it is a prince Rupert

2 years ago | Likes 3 Dislikes 0

...but not, normally, if you hit the tail.

2 years ago | Likes 2 Dislikes 0

TIL the head can take a lot of pounding.

2 years ago | Likes 8 Dislikes 0

Whereas the tail is fragile as all getout.

2 years ago | Likes 4 Dislikes 0

always wondered what would happen if you were able to somehow make one of these just round. It'd require some kind of zero gravity situation, I'd imagine, or just something equally as quasi-magical. But if you were able to create a drop that was spherical instead of having a trailing tail, would it cause the entire thing to lock in the stresses and be nearly indestructible, or would it cause the entirety of it to be waiting for the slightest amount of damage before shattering?

2 years ago | Likes 16 Dislikes 0

Maybe burn both ends of a glass filament until both drops meet in the middle? Or make one of these tailless drops and then apply heat again till it becomes round

2 years ago | Likes 2 Dislikes 0

I'm looking for the Bishop's dilemma...

2 years ago | Likes 2 Dislikes 0

How about the Bishop of Battle?

2 years ago | Likes 1 Dislikes 0

Very difficult to get out of your pee hole

2 years ago | Likes 3 Dislikes 0

I just produced a kidney stone earlier this month, and it was shaped just like this, but with spikes.

2 years ago | Likes 1 Dislikes 0

I, too, can withstand multiple blows

2 years ago | Likes 31 Dislikes 1

2 years ago | Likes 4 Dislikes 1

To the head.

2 years ago | Likes 7 Dislikes 0

To the hips?

2 years ago | Likes 2 Dislikes 1

2 years ago | Likes 8 Dislikes 0

I'm going to have to test this...

2 years ago | Likes 4 Dislikes 0

Not to be confused with

2 years ago | Likes 49 Dislikes 0

RUPRECHT

2 years ago | Likes 12 Dislikes 0

"OOOKLAAAHOMA, OKLAHOMA, OKLAHOMA, OKLAHOMA, OKLAHOMA..."

2 years ago | Likes 3 Dislikes 0

Excuse me, may I go to the bathroom first?

2 years ago | Likes 9 Dislikes 0

Sure

2 years ago | Likes 5 Dislikes 0

*long pause..
"thank you"

2 years ago | Likes 5 Dislikes 0

Lol

2 years ago | Likes 3 Dislikes 0

Wait 'till you hear about Prince Albert's top...

2 years ago | Likes 410 Dislikes 7

Or Prince Andrew's bottom.

2 years ago | Likes 2 Dislikes 0

Oh Steve?

2 years ago | Likes 4 Dislikes 0

Once knew a guy with a Prince Albert, a Jacob's Ladder, all on a near 10" schlong. Good dude, shame he passed away years ago.

2 years ago | Likes 2 Dislikes 0

Still a better outcome than Prince Andrew’s Topping of choice.

2 years ago | Likes 2 Dislikes 0

2 years ago | Likes 6 Dislikes 1

2 years ago | Likes 5 Dislikes 0

Tiger King.

2 years ago | Likes 2 Dislikes 0

Do you have Prince Albert in a can?

2 years ago | Likes 9 Dislikes 0

Do you want one in your can?

2 years ago | Likes 4 Dislikes 0

HIYOOOOO

2 years ago | Likes 1 Dislikes 2

We had a temp awhile back that kept trying to show me his Prince Albert. Boss had been out of town the week he worked there. He was extremely qualified, boss wanted to hire him permanently & HR had to explain the incidents & that they fired him as soon as possible & would not be getting him back. He was absolutely dumbfounded

2 years ago | Likes 14 Dislikes 0

we had a guy like that. We nicknamed him Dick Pic, nickname stuck til he got canned when due process worked through

2 years ago | Likes 8 Dislikes 0

Yeah, it's a pretty long & sad story about him. I only found out after. He was really well known in my industry, used to be well known & highly respected. I'm not defending his behaviour, but he & his partner of 20 years got married just before he came to work with us. She died in a motorcycle accident on the first day of their honeymoon & he went pretty weird after that.

2 years ago | Likes 5 Dislikes 0

holy SHIT that's a dark turn

2 years ago | Likes 2 Dislikes 0

It's darker than that even. But it'd take a fair bit to lay the whole thing out.

2 years ago | Likes 1 Dislikes 0

It didn't quench it fast enough, you can see it is still red hot and didn't lock in the stresses

2 years ago | Likes 183 Dislikes 2

Locking in the stresses is how I got myself all burned out at work.

2 years ago | Likes 30 Dislikes 0

now test it with a hammer

2 years ago | Likes 8 Dislikes 0

Looks like it was quenched in oil, I thought you needed to use water?

2 years ago | Likes 39 Dislikes 0

Probably brine if you want it to cool quickly.

2 years ago | Likes 3 Dislikes 0

AudioOn

It is oil. The point was to find out if there's a difference when quenching it in oil, and the result is that there's a difference.

2 years ago | Likes 97 Dislikes 0

Oil makes steel hard, water makes it brittle. Makes sense.

2 years ago | Likes 22 Dislikes 1

That's... probably right in some very specific context, but in general it's nonsense.

2 years ago | Likes 1 Dislikes 0

It might interest you to know that this is because water cools the steel down a lot faster than the oil does. This locks in a lot more carbon, forming the hard but brittle cementite

2 years ago | Likes 2 Dislikes 0

Depends on the type of steel. Different alloys require different quenching. A2, O2, W2.

2 years ago | Likes 12 Dislikes 0

Noted.

2 years ago | Likes 6 Dislikes 0