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Masikelo a Molecular
Masieve athu a ma molekyulu amatha kukhutiritsa ntchito zanu za ma Cryogenic air separation units (ASUs) amamangidwa kuti apereke nayitrogeni kapena okosijeni ndipo nthawi zambiri amatulutsa argon, kutaya madzi m'thupi mwachilengedwe komanso kutsekemera, kuyeretsa hydrogen pakukonza kwa PSA.
