FLA, EFLA, PFLA
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Discussion

srebbe64

Original Poster:

13,021 posts

268 months

Friday 20th August 2010
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Currently on holiday with my family in Disney World - we have timeshare here. Anyway, my (four) kids - from 12 to 19 - were having the most bizarre conversation at dinner last night. It seems they have coined some new terms. As follows:

FLA = Fat lady alert. These are reserved for 'large waddlers' - of which there are many.

EFLA = Earthquake Fat Lady Alert. This term is for those VERY big women who you can 'feel' walking near you (like the T-Rex at the beginning of Jurassic Park).

Then there is the PFLA term they have coined. My 15 year old said she felt that a force was pulling her towards a HUGE (scooter squasher) and proposed that she may have had a reasonably powerful gravitational pull. To which my son said he had observed light bending round a similar lady earlier that day. As such, they had coined the term Planet Fat Lady Alert (PFLA).

During dinner another large lady entered the restaurant on stilletos to which I posed the scientific question: what is the PSI on the heel of the shoes. My son said 'similar to a whale on a stilt'. In fact, we worked out that, bearing in mind that walking goes from one foot to the other it would probably be an amazing (circa) 600 PSI at the base. Pretty impressive shoe manufacturing I thought!

Here endeth the lesson!

Digger

17,041 posts

222 months

Friday 20th August 2010
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Give those mini-srebbes PH logins. . .biggrin

srebbe64

Original Poster:

13,021 posts

268 months

Saturday 21st August 2010
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I will do that - they're all die-hard petrolheads too! :-)

sherman

15,328 posts

246 months

Saturday 21st August 2010
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Thats the reason women are asked to remove stillettos when entering a plane as the amount of pressure means that they are liable to put a spike through the floor and into the hold.

srebbe64

Original Poster:

13,021 posts

268 months

Saturday 21st August 2010
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Well the plane couldn't take off anyway with some of these women on board. So you'd end up with a perforated plane that couldn't get airborne - not good!

sherman

15,328 posts

246 months

Saturday 21st August 2010
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srebbe64 said:
Well the plane couldn't take off anyway with some of these women on board. So you'd end up with a perforated plane that couldn't get airborne - not good!
Women of that size dont get to use normal size airplanes they are made to travel in heavy lift ones
i.e.

Edited by sherman on Saturday 21st August 02:21

GlenMH

5,471 posts

274 months

Saturday 21st August 2010
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sherman said:
srebbe64 said:
Well the plane couldn't take off anyway with some of these women on board. So you'd end up with a perforated plane that couldn't get airborne - not good!
Women of that size dont get to use normal size airplanes they are made to travel in heavy lift ones
i.e.

Edited by sherman on Saturday 21st August 02:21
Trust me: they do! Try flying from Houston to Vegas. We got delayed because they had run out of extension seatbelts...
I said to SWBO that I wasn't watching the safety brief because there wasn't a cat's chance in hell of getting to an exit before it was wedged with blubber.

srebbe64

Original Poster:

13,021 posts

268 months

Sunday 22nd August 2010
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I remember seeing an Air Crash Investigation program where a plane crashed cos it was full of American blubber-butts. The authorities had to change the rules because the average weight had increased so much since the original rules had been made!

slomax

7,286 posts

223 months

Sunday 22nd August 2010
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Well a fat woman could be quite easily 100kgs (15 or 16 stone), that's about 220lbs. A stiletto heel is about half an inch square. So when walking, weight being transferred from one foot to another, that is 880lbs/inch^-2 on the heel. That's insane...



Edited by slomax on Sunday 22 August 09:51

Famous Graham

26,553 posts

256 months

Sunday 22nd August 2010
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slomax said:
Well a fat woman could be quite easily 100kgs (15 or 16 stone), that's about 220lbs. A stiletto heel is about half an inch square. So when walking, weight being transferred from one foot to another, that is 880lbs/inch^-2 on the heel. That's insane...
And I've felt every pound of it when a tottering heffer put me into casualty one Saturday night.

zac510

5,546 posts

237 months

Sunday 22nd August 2010
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Your kids have quite a sense of humour! biggrin

DaveL485

2,768 posts

228 months

Sunday 22nd August 2010
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rofl

Tango13

10,174 posts

207 months

Sunday 22nd August 2010
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Did they try the empty beer can test?

Drink a can of beer. Then throw the now empty beer can at pre-selected heifer BUT the trick is to just miss the heifer by a few millimetres. If you get it just right her gravitational field should keep it in orbit. Too close and it will melt upon re-entry, to far away and it will skip the atmosphere to be lost for ever.


I've heard rumours of beer cans being navigated across a large room by using the "slingshot" effect from the gravitational fields of several heifers.

Just like NASA using the planets for it's space probes.


Edited by Tango13 on Sunday 22 August 12:52

samdale

2,860 posts

215 months

Sunday 22nd August 2010
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slomax said:
Well a fat woman could be quite easily 100kgs (15 or 16 stone), that's about 220lbs. A stiletto heel is about half an inch square. So when walking, weight being transferred from one foot to another, that is 880lbs/inch^-2 on the heel. That's insane...



Edited by slomax on Sunday 22 August 09:51
[pedant] shirley this only applies if she isnt using the rest of the sole of the shoe and balancing on the heels only...? [/pedant]

Jag-D

19,633 posts

250 months

Sunday 22nd August 2010
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samdale said:
slomax said:
Well a fat woman could be quite easily 100kgs (15 or 16 stone), that's about 220lbs. A stiletto heel is about half an inch square. So when walking, weight being transferred from one foot to another, that is 880lbs/inch^-2 on the heel. That's insane...



Edited by slomax on Sunday 22 August 09:51
[pedant] shirley this only applies if she isnt using the rest of the sole of the shoe and balancing on the heels only...? [/pedant]
No because the heel goes down first before the rest of the sole surely?

slomax

7,286 posts

223 months

Sunday 22nd August 2010
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Jag-D said:
No because the heel goes down first before the rest of the sole surely?
this was the reasoning i was basing it on, yes.

anonymous-user

85 months

Sunday 22nd August 2010
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Tango13 said:
Did they try the empty beer can test?

Drink a can of beer. Then throw the now empty beer can at pre-selected heifer BUT the trick is to just miss the heifer by a few millimetres. If you get it just right her gravitational field should keep it in orbit. Too close and it will melt upon re-entry, to far away and it will skip the atmosphere to be lost for ever.


I've heard rumours of beer cans being navigated across a large room by using the "slingshot" effect from the gravitational fields of several heifers.

Just like NASA using the planets for it's space probes.


Edited by Tango13 on Sunday 22 August 12:52
Genius laugh

Famous Graham

26,553 posts

256 months

Sunday 22nd August 2010
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slomax said:
Jag-D said:
No because the heel goes down first before the rest of the sole surely?
this was the reasoning i was basing it on, yes.
I thought they didn't? I can't say I've ever worn high heels (honest biggrin), but I thought the slightly different gait you see is because the foot comes down flat.

srebbe64

Original Poster:

13,021 posts

268 months

Monday 23rd August 2010
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Some of these women are way more than 15 or 16 stone - some are easily more than 25 stone I'd wager! So that would increase the PSI considerably! Clearly it's a complicated calculation because all of the weight is not on the heel and also all shoes are different. However, it is most certainly a huge weight on a small area and it's a credit to the US shoe industry that the units can withstand such forces. Maybe it's similar technology to the carbon fibre protection of an F1 safety shell? If not, maybe the FIA could learn a thing or two from the American female footwear industry!