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Cold Air?

parmasson

SOC-14 1K
Imagine an abandoned mining base or other facility still has a breathable atmosphere in it for some reason. At what point will the air inside the base become too cold to inhale for more than a few seconds? According to a Canadian (they should know about the cold) source only emergency work should be done at temperatures of -43C (-45F) for a four hour shift. Not to say that isn't cold but it is obviously safe enough. I want it to be just cold enough not to kill them right away. I would guestimate that the real limit would be closer to -100 degrees or lower but I have failed to find any evidence of this?
 
Why would it be getting cold at all?

I'm guessing you haven't mentioned something important here about the environment outside the base or station, like it's on an arctic ice cap or something...?
 
The idea is that this location and the atmosphere is a plot device. The "base" will pretty far out on some rock in a far orbit around a gas giant or something. This is another a straight foreword hostile environment, solve the puzzle before your freeze to death thing. I was just wondering if anyone knew off the top of their heads otherwise I would just say the air temp was -95 degrees to impress upon them that you can't stick around here with busted vacc suits. Perhaps this is posted in the wrong area, sorry if it is.
:rolleyes:
 
You can look here for a rough guide. This is for Earth (naturally) I'm not sure what effect differing pressures or atmospheric composition might have.

A rock around a gas giant far from the primary would seem likely to be very cold, and unless there's something special about it, it's not likely to have a breathable atmosphere.

You might want to check out the moons of our outer planets for some idea of typical conditions.
 
Thanks, exactly it! I kept finding general warnings and whatnot. Actually the moon has no Ato.
The base is air tight.
 
How is it losing its inherent heat that it had when all the power was on? Nobody is going to build a base out there that isn't inherently insulated to some extent. Sure, it'd lose heat slowly over time, but it'd just have to do that through conduction through the walls or radiation into space. Hm... unless heat radiators and so on that would have been useful for keeping it cool when it was 'switched on' would work to suck all the heat out when it was 'off'.
 
Aboard the derelict U.S.S. Discovery in orbit for nine years around Jupiter in the movie 2010: The Year We Make Contact

Curnow : Air locks are secure. No power. The pressure seems ok.

Brailovsky : Curnow? I'd like to test atmosphere here.

Russian Voice Aboard Leonov : What's the temperature?

Curnow : I don't know. The auxilliary power's out, so the guages don't work.

Dr. Floyd Aboard Leonov : Has to be at least 100 below zero.

Brailovsky : A typical Russian winter.

Dr. Floyd Aboard Leonov : Turn up the heat in his suit first.
Just one more reason why DVDs are great - the Subtitle button. Although, their idea of atmospheric testing wasn't very scientific. Brailovsky opened the faceplate on his suit to test the atmosphere.

Dameon
 
Good grief . . . lowest bidder Solomani vacc suits! Now imagine if there had been an alien mutation virus in the air.
I completely forgot about that scene! That is exactly what I am talking about. This base was in good shape but nobody has been there for a decade, plenty of time to get nice and frosty. There is cold and there is COLD. Let's face it at some point your eyeballs would just freeze in your head and your lungs in your chest on contact with the air. According to the link Piper was good enough to post it looks like about -148F is the serious danger line. Get caught out without an environment suit of some kind at that temp. and you become a block-o-ice in short order.

Also, it was a good way to explain why much of the more sensitive (useful) equipment was busted as well!
 
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