Re: Aquatic Plants Digest V1 #126

>From: grigsbyg at ucs_orst.edu (Garl R. Grigsby)
>Date: Thu, 15 Jun 1995 00:09:17 -0700
>Subject: Re: Aquatic Plants Digest V1 #119
>>The CO2 airline is placed so that the bubbles enter the intake tube of the 
>>Biowheel.  You can actually see smaller bubbles of what I presume to be CO2 
>>coming out of the Biowheel. 
>I wouldnt do this... you are putting co2 into your main source of benifical 
>bactiria effectively "starving" them of O2 ... you might want to try 
>something else....
>Garl R. Grigsby 
>grigsby at ucs_orst.edu

Is this really true? I always thought that CO2 is an addition
to O2 and does not displace it. Can someone clearify? Thanks.