those are your molesieves.
go read about them: Search results for 'molecular sieve' - Future4200
specifically how to test them after regenerating: Molecular sieve beads - #24 by cyclopath
those are your molesieves.
go read about them: Search results for 'molecular sieve' - Future4200
specifically how to test them after regenerating: Molecular sieve beads - #24 by cyclopath