http://xytop.livejournal.com/ ([identity profile] xytop.livejournal.com) wrote in [community profile] useless_faq 2011-08-27 05:01 pm (UTC)

по-моему в баллонах, что воздух, что кислород-азот просто под давлением. вот со2 - жидкий, а эти нет. соответственно необходимы совсем другие емкости.
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