gas?

Discussion in 'Sand' started by plastrman, Apr 6, 2008.

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  1. plastrman

    plastrman Plankton

    Joined:
    Apr 6, 2008
    Messages:
    9
    Location:
    janesville, wi
    i have a new tank going thru its cycle. ther are pockets of air under the surface of the sand, against the glass. they look like grey colored pockets from a distance. is this nitrogen gas forming?
     
    plastrman, Apr 6, 2008
    plastrman, Apr 6, 2008
    #1

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  2. Tangster

    Tangster 3reef Sponsor

    Joined:
    Aug 16, 2006
    Messages:
    5,644
    Location:
    Va/Ct
    No just air that was trapped in the sand the dust gives the bubble that opaque look
     
    Tangster, Apr 6, 2008
    Tangster, Apr 6, 2008
    #2