How Do Astronauts on the ISS Breathe in Space?

It is true that we do not necessarily ask the question right away but by what means, can astronauts breathe in space? This environment more than Hostile forced us to redouble their efforts to find solutions and we succeeded.

Indeed, in a confined space located in space, one of the last things you want is to manage flames. Fortunately, in less than 15 minutes the fire was under control and no human loss has been deplored.

But how could this fire began?

The culprit was quickly identified and he was called “Glove in latex forgotten in the oxygen generator during its assembly”. Indeed, in the MIR station, so that astronauts could breathe, burn solid lithium perchlorate. By chemical reaction, one could create an atmosphere in which astronauts could breathe.

A safe process to breathe in space

To breathe in space is good. To breathe in space by avoiding a fire is even better.

This is how in the ISS, which took over from the MIR station, we no longer found, finally almost, the oxygen generator by combustion. Indeed, the latter has still been kept, but only in rescue solution since to breathe, the astronauts of the ISS can thank electrolysis.

This process makes it possible to separate the water molecules by insulating hydrogen on one side and on the other oxygen, the gas essential so that one can breathe. This is how astronauts can have access to pure air in the ISS. But how do you do that once outside the international space station?

The challenge of breathing in space

Well now that we have the assurance that astronauts are able to breathe when they are in the ISS, how to do the same thing when they get out of it?

This is necessarily something that has been studied many times so that repairs can be done directly from the ISS or when a certain Neil Armstrong set foot on the moon.

And to ensure that an astronaut can breathe when it is in extravagal outlet, just look in its combination. Finally, more precisely, to the part he carries on his back. Indeed, in this spatial “backpack”, we find enough to feed its oxygen owner, but also a device to filter the CO2 rejected during the expiration.

All this in the midst of several devices which are only intended to protect the occupier of the combination. Since without the latter, he would experience a simply horrible spell in the space of a very small minute.

Source : Floss mental

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