Yes, but the context of this post was emergency systems which are purely chemical. For routine operations on e.g. a submarine, https://www.naval-technology.com

Yes, but the context of this post was emergency systems which are purely chemical. For routine operations on e.g. a submarine, https://www.naval-technology.com/contractors/materials/atmosphere-control-international/ https://www.naval-technology.com/contractors/materials/atmos... As other people have mentioned, this is a great introduction to the topic: https://www.youtube.com/watch?v=g3Ud6mHdhlQ https://www.youtube.com/watch?v=g3Ud6mHdhlQ