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Q&A How do I store Helium in a large space colony?

My space colonies are mainly located onto large, partialy terraformed moons in our solar system. They still travel using rockets but due to their vessels' large size they need very powerful propuls...

2 answers  ·  posted 8y ago by SilverCookies‭  ·  last activity 8y ago by SilverCookies‭

Question chemistry