how many pumps does it take to pop the average human

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dimon
how many pumps does it take to pop the average human

Something to ponder :?:

...Pop...

RoundnTight

Depends on the size of the pump and the person I bet.

nator

I bet none because you cannot blow up people in real life the end

Scorch Draken

actually, you  can, but it's not like in the pictures.

RoundnTight

you sir are ignorant

DwarfPriest

More or less 25.76 pumps...

... what?

Fukureruba

Mr. Owl...how many pumps does it take to get the insides of a victim on the outside?

Let's see. A one...a two...a th-ree... BANGO!

A th-ree.

Fukureru-Shogun

Mr. Owl took a short cut with a pin, I just know it..

superninja
Fukureruba wrote:
Mr. Owl...how many pumps does it take to get the insides of a victim on the outside?

Let's see. A one...a two...a th-ree... BANGO!

A th-ree.

Shucks, beat me to that gag.

And such is me! I'm always bored and always open to chat or what have you. ^^

klaeresource

I've toyed with this concept for a story, but never wrote it. (So if anyone wants to jump in and do it...) I imagined a scene, perhaps futuristic, where victims who have been grabbed off the street find themselves in a gambling den akin to cock fighting, or ratting, only the players would be betting on how many strokes of the pump before the human victim pops. It would be like blackjack -- you don't want to go over.

The central character would see the victim before her blow up and pop. The central character would then be next and surprise the crowd by not popping when expected. The "dealer" would then call for another round and new bids. I think most of us dislike a gorey popping scene, so this one might end with a police bust just before our victim takes the fateful stroke.

deleted_20091014

I read a thing on popping physics over at pop-in, it didn't answer this question but it had a lot of cool stuff in it, answers to other questions.
I think though, in all serious, about the real-life inflation (between nator and roundntight) that, as much as it does exist, RLI is a totally different beast to the most popular form of inflation on here, which is fantasy inflation (FI?) The article on pop-in deals with FI, if someone could really be inflated, but if you started talking RLI then it would be different, for a start you can only inflate someone's stomach in RLI. So nator did have something when he said you can't inflate in real life... not int he way FI enthusiasts would consider inflation. by the way Klae, I really like your idea

darth_clone19
darth_clone19's picture

Carnatic would know wouldnt he? He sure knows how pump up people.

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gokuson123

Well lets use some math. Assuming the air is going only into the stomach, we can use science to state that the avergae human stomach can hold about 4 litres, fully distended. So we choose a substance: air. We need to find out how much air is used for each pump, so I will use a hand pump. Then by finding it's volume using height*(3.14 * radius squared) which on this conventional floor pump came out to 44.15625 for it's volume. This is a basic 25" pump with a width of 1.5 inches. We determined it can hold about 44 CM cubed of air. 1 Liter is 1,000 CM cubed, so it would take about 23 pumps to get one liter. This multiplied by 4 gives us 92. So it would take about 92 pumps to bring an average healhy human stomach to it's breaking point.

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deleted_20091014

Of course the air inside the stomach would become compressed somewhat, so an amount of air that would take up 44 cm3 in the pump would maybe only take 33 or something in the stomach once the pressure had increased beyond the outside pressure, so in actual fact, depending on how compressed the air becomes in the stomach, there would be more pumps :)

gokuson123

well yea averaging heh.

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Inflate123
Inflate123's picture

Gokuson's math for teh win! :)

gokuson123

Yayness. Now if onyl I could draw. I can do eveyrthign but living creatures >.<

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Cheetah

I'd imagine it'd be impossible to explode a persons stomach realistically. Remeber, there are already two holes in the stomach to start, the path to the esphogus and the path to the intestines. Since air naturaly flows from higher to lower pressures, the stomach would more likely then not expel the air from those exits long before it reached a breaking point.

gokuson123

Assuming you had alot of PSI.

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pumpme4fun

you people are MORBID

why would anyone even want to think about popping a real human?! and you guys wonder why women don't post?

darth_clone19
darth_clone19's picture
pumpme4fun wrote:
you people are MORBID

why would anyone even want to think about popping a real human?! and you guys wonder why women don't post?

Are you joking? Is this a hidden web-cam show?! Am I on internet TV?!!!

This is not about popping a real person dummy. Its a completely hypothetical question, and, given you are on a site about inflating people, its completely logical discussion. LOL!!!!!!

And I a=doubt thats the reason women dont post. I dont want to generalize, and piss off my fellow female inflators, but when it comes to sexual fetishes, women are more serious about the whole thing.

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Cheetah

lol pumpme ya might want to try reading post before assuming you know whats going on. No one here should be taking this anymore seriously than you would a book disecting Star Trek physics or something equally silly.

And really the question can't be answered since there aren't really any records on the maximum PSI a stomach can handle.(The closest I could find was the debunked poprocks myth.)

gokuson123

Um...the average stomach can hold near 4 litres and you can convert it using simple math found in a chem class in high school. I did it on one post a ways back. Myth busters did somethign on it too. Thye used soda and used CO2, which means we could also use moles and retain the units for PSI.

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blackgirlinflation

Hi, about fiction, I can say sky is the limit. LOL!!!
But if we are talking about IRL inflation, I have been reading on a water enema group that a girl's belly popped with 5 liters of water inside. I dont know if this information is true.
Well, I do enemas on my girlfriend. But we go to the maximum of 1 liter.

That nice black girl was really getting big. I pressed the footpump once more and she just popped!!!

Tenshu

1 pump for me

i shall walk this way once for i shall never walk this way again-the unknown poet

gokuson123

...1 pump? What is 1 pump?

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blackgirlinflation

Good question.

That nice black girl was really getting big. I pressed the footpump once more and she just popped!!!

Tenshu

i have inflated and it took one motor

i shall walk this way once for i shall never walk this way again-the unknown poet

deleted_20091014

I don't think popping really applies to real life inflation though Tenshu... as Cheetah said, the stomach has a couple of built in weak points which would release the air before any kind of explosion ensued.

Tenshu

imao

i shall walk this way once for i shall never walk this way again-the unknown poet

Fukureru-Shogun

Size/Elasticity of victim minus The magnitude of the pumps = Maximum pumps.

( SZ/E - P = MP ) :P

...Right. I think my imaginary math gets defeated by Gokusen's effort..

Tenshu

i wish i liked math as much as inflation.But you are right i think the weak points would prevent an explosion.

i shall walk this way once for i shall never walk this way again-the unknown poet

gokuson123

Don't forget the stomach is a muscle. It opens and closes the "valves" to allow stuff to get in and out. The only pssage you would need to block is ur mouth, becasue with enough PSI you could easily explode it. Don't treat the stomach as a bag with a huge hole at two ends, treat it as a bag with two squishy ends that are open some of the time. There is a yoga technique in which the user swallows air till the stomach is inflated tight as a drum to practice concentraction muscle control, and relaxation techniques.

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Cheetah

But since air always moves from a higher pressure to a lower one through the path of least resistance, if there's going to be a failure it will be through one of those two openings. If the esophogus is blocked, its going to pass into the intestines before anywhere else.

Enough PSI rapidly enough could do it I suppose. Fast enough that what ever exits the air has aren't large enough to accomodate the rate of increase in pressure.

nineteenthly

This is something i've thought about a lot and to an extent done on myself. I've actually thought about this way too much, as you'll see!

The stomach is not the only thing that would be inflated. It starts with the stomach but the air then moves down into the intestines and builds up in the colon, leading to flatulence unless the anus is blocked somehow, so the volume of the colon would also have to be taken into consideration. Besides this, the air gets increasingly compressed as more of it is pumped in, and there are reflexes set off that allow the stomach to relax and distend more easily. A woman's abdomen at the end of pregnancy has a capacity of ten litres, but this is partly due to hormones and the fact that the expansion has been very slow. The rate of entry is also likely to be important. What i have found tends to happen is that although i can introduce a large quantity of air into my belly, the result is high pressure rather than distension. Cramp is more likely when it's done quickly, which is not only painful but also prevents major distension of the organs.

There also seems to be confusion between the stomach and the abdomen. If the organs became perforated, the air would then begin to enter the peritoneum, which is the space inside the abdomen but outside the organs. Obviously i haven't gone this far. The pressure would then build up and the abdomen would distend further, but it isn't as simple as expanding like a sphere because there are firm limits to the height of the abdomen, namely the skeleton, so expansion would only be upwards to an extent and would mainly be outwards. Then there are the lungs to be taken into consideration. They have a maximum capacity of around six litres, which is limited by the size of the ribcage, even though the lungs would burst anyway.

Then there's the vomiting reflex. This is something i have had to be very careful with because aspiration of gastric contents is fatal, but also it might have the effect of causing the stomach to rupture because of the muscle wall suddenly clenching while inflated with air. The problem with gastric contents could be avoided by inserting a tube

Actual popping would probably happen when the linea alba, which is the tendon stretching from the bottom of the breast bone to the genitals, was pulled apart completely. This happens in some hernias in pregnancy, but the actual skin parting would probably be the end itself. When i've done it though, the biggest strain feels like it's on the sides near the bottom of the abdomen.

The stomach isn't the only means of inflation possible though. There could be inflation into the abdominal cavity itself, which is done sometimes as a surgical technique and the answer would probably be the same there. Alternatively, there is a potential space between the skin and the superficial fascia, and air could be introduced there. That would lead to whole body inflation and would possibly actually be survivable. This is what seems to have happened to the woman who was accidentally inflated by a helium canister in a shop.

I reckon most of the soft tissues in the body can probably expand around three times, so for me that probably means an abdominal girth of around (3*80) cm = 240 cm, but the abdomen would still only be the height of the spine below the bottom of the ribcage, so the formula would be the volume of a squashed "sphere".

So the short answer is i don't know, but the amount of air that represented outside the body would be a lot bigger than it was inside, which would be under a huge amount of pressure. In fact, that pressure would overcome the blood pressure and cause heart failure, and there would probably also be air embolism at some point, so i think the most interesting question is, how big could someone be inflated before they lost consciousness, and i think the answer to this depends on how fast it happened.

http://www.youtube.com/user/nineteenthly

 

Tenshu

sounds like we need an inflation guinea pig...any volentiers?So what your saying is i could actually inflate and not die,thats cool,but how do you deflate once the air is inside you?

i shall walk this way once for i shall never walk this way again-the unknown poet

gokuson123

Iv done one just like an enema but with air, didn't know how far i could put a hose in my throat so I swallow the air and not breath it in.

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deleted_20091014

This thread appears to be becoming a real life inflation thread... time for me to back of I think.

but before I do I must add to Cheetah's corollary that I don't think the colon has much elasticity in it, in that I don't think it would inflate to the point it was starting to distend the abdomen wall.

gokuson123

...It does in any enema.

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Tenshu

lol

i shall walk this way once for i shall never walk this way again-the unknown poet

nineteenthly

gokuson123, all you would need to do is hold your breath and move your soft palate as if you're saying "mmmm" and the air would automatically go into your stomach instead of your lungs, but you have to take it slowly. Also, it sometimes gets into the inner ear which is not pleasant or safe for the hearing.

http://www.youtube.com/user/nineteenthly

 

Tenshu

wow

i shall walk this way once for i shall never walk this way again-the unknown poet

nineteenthly

Just to add though, really do be careful if it starts to get painful. It's also sometimes painful afterwards, but that's not anything to worry about.

http://www.youtube.com/user/nineteenthly

 

Tenshu

cool how long does deflation take in terms of minutes or hours?

i shall walk this way once for i shall never walk this way again-the unknown poet

nineteenthly

You belch and fart the air out afterwards and you can get rid of most of it in a couple of minutes, but often the last little bit stays around and causes quite painful cramps. It helps to have a warm bath after. There are also some herbal things which can help, such as massaging lavender oil into your belly and using a herb called cramp bark. If you use this around half an hour before you start, it can relax your muscles more and you get a bigger inflation before it gets painful.

http://www.youtube.com/user/nineteenthly

 

Tenshu

ah so like another thread asked it does hurt but atleast it will be over quickly

i shall walk this way once for i shall never walk this way again-the unknown poet

nineteenthly

It hurts afterwards, this is the thing to remember. If it hurts during, it's a sign you should stop. The pain afterwards can be quite bad, but it doesn't hurt every time.

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Cheetah

If somethings making you hurt during or afterwards you do it, don't ya think thats a bad sign in itself?

nineteenthly

I take your point, but from my point of view I are basically talking masochism here, so some pain is desirable. I don't think it can be that bad since I've been doing it for years and I'm still in very good health. It's also used as a yoga technique and the stomach and colon are also inflated in medical investigations sometimes. I think the most likely long-term problem would be diverticulosis.

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Tenshu

i am not up on medical terminology what is diverticulosis?

i shall walk this way once for i shall never walk this way again-the unknown poet

gokuson123

"A condition marked by small sacs or pouches (diverticula) in the walls of an organ such as the stomach or colon. These sacs can become inflamed and cause a condition called diverticulitis, which may be a risk factor for certain types of cancer."- by Google.

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