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Nasa's Clean Air Study of Common Houseplants
- brownbat 10y agoSustainable air purification is one of the most interesting problems to solve for long term space exploration. It took us a few decades to realize that work in popcorn factories can cause severe lung disease, so there's probably still a lot we don't know about what environments are safe and how much purification would be required on a strange planet, even after we get the right balance of nitrogen and oxygen down.