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n, pl -ses (-ˌsiːz)
(General Physics) a method of separating gases that depends on their differential rates of diffusion through a porous substance
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
the separation of gases which are equally diffusible. — atmolyzer, n.See also: Atmosphere
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